National Engineered Fasteners is a distributor of Military Specification screws including including Machine Screws, Tapping Screws, AN Screws, NAS Screws, & MS Screws. Types include captive, drive, machine, set, Sems, self-tapping, shoulder, and seal screws. Materials include carbon, alloy, stainless, brass, bronze, aluminum and more. Industries served include military, aerospace, defense, mechanical, original equipment manufacturers, petro-chemical, power generation & mass transit. all MS screws are DFAR compliant.

At National Engineered Fasteners, you'll be able to find a wide assortment of AN screws for commercial and industrial applications. AN screws are manufactured in a wide range of styles and designed for durability and versatility. Our online catalog contains AN standard machine screws of all sizes and type, including flat head AN screws, washer head machine screws, Truss Head machine screws, and many more AN screws. All AN screws are DFAR compliant

  • AN500

    AN500 Mil-Standard Fillister Head Machine Screw, Coarse Thread (24 MAY 1967). AN Standard Machine screws come in different types and sizes including: AN500, AN501, AN505, AN507, AN510, AN520, AN525, AN526

     
  • AN501

    AN501 Mil-Standard Fillister Head Machine Screw, Fine Thread (S/S ny NASM501 12 NOV 1980). AN Standard Machine screws come in different types and sizes including: AN500, AN501, AN505, AN507, AN510, AN520, AN525, AN526. AN501, MILITARY STANDARD SCREW, MACHINE, FILLISTER HEAD, FINE THREAD (12 NOV 1980) (S/S BY NASM501)

     
  • AN505

    AN505 82 Degree Flat Head Machine Screw. AN Standard Machine screws come in different types and sizes including: AN500, AN501, AN505, AN507, AN510, AN520, AN525, AN526. AN505 AN505 (REV. 7), AIR FORCE-NAVY AERONAUTICAL STANDARD, SCREW, MACHINE, FLAT HEAD, 82 DEGREE, COARSE THREAD (11 SEP 1997)

     
  • AN507

    AN507 Flat Head Machine Screw, 100 Deg CNC S/S by MS24693. AN Standard Machine screws come in different types and sizes including: AN500, AN501, AN505, AN507, AN510, AN520, AN525, AN526. AN507 SCREW, MACHINE, FLAT HEAD, 100 DEGREES CNC S/S BY MS24693

     
  • AN510

    AN510 Flat Head Machine Screw, 82 Def, Fine Thread (30 JUNE 1994). AN Standard Machine screws come in different types and sizes including: AN500, AN501, AN505, AN507, AN510, AN520, AN525, AN526. AN501, MILITARY STANDARD SCREW, MACHINE, FILLISTER HEAD, FINE THREAD (12 NOV 1980) (S/S BY NASM501)

     
  • AN520

    AN520 Round Head Machine Screw, Fine Thread CNCL S/S By MS35207, MS35215, MS51958. AN Standard Machine screws come in different types and sizes including: AN500, AN501, AN505, AN507, AN510, AN520, AN525, AN526. AN520 SCREW, MACHINE, ROUND HEAD, FINE THREAD, CNCL S/S BY MS35207, MS35215, MS51958

     
  • AN525

    AN525 Washer Head Screw (S/S By NASM525 28 JAN 1985). AN Standard Machine screws come in different types and sizes including: AN500, AN501, AN505, AN507, AN510, AN520, AN525, AN526. AN525 (REV. 2), AIR FORCE-NAVY AERONAUTICAL STANDARD, SCREW - WASHER HEAD (28 JAN 1985) [S/S BY NASM525]

     
  • AN526

    AN526 Truss Head Machine Screw. CNCL S/S By MS35206, 207, 218, MS51957, 958. AN Standard Machine screws come in different types and sizes including: AN500, AN501, AN505, AN507, AN510, AN520, AN525, AN526. AN526 SCREW, MACHINE, TRUSS HEAD CNCL S/S BY MS35206, 207, 218, MS51957, 958

For reliability and durability, many industries utilize MS screws in their applications to ensure only the highest quality. MS screws are manufactured to stringent standards, and ms screws are used in aerospace and military applications, as well as in automotive, telecommunications, and industrial applications. National Engineered Fasteners is a premier supplier of MS screws. MS Screws are available with head styles including Pan, Round, Flat, Oval, Truss, Spanner, Hex, and more. Available materials for MS Screws include Steel, Stainless Steel, Brass, Copper, Titanium and more. MS Screws plating options include Black Oxide, Zinc, Cadium and more. All MS screws are available DFAR compliant

  • MS21090

    MS21090 Self Locking Cross Recessed Pan Head Machine Screw, 250 Deg., Steel, 55 KSI FTU, (S/S By NASM21090, 11 Sep 1967). MS Standard Machine Screws come in different types and sizes including: MS21318, MS21090, MS21093, MS24693, MS24694, MS27039, MS3212, MS3213, MS35190, MS35191, MS35198, MS35199, MS35202, MS35203, MS35206, MS35207, MS35214, MS35215, MS35218, MS35233, MS35265, MS35273, MS35274, MS35275, MS35276, MS51957, MS51958, MS51959, MS51960. MS21090A, MILITARY STANDARD: SCREW, SELF-LOCKING, 250 DEG. F, STEEL, 55 KSI FTU, PANHEAD, CROSS RECESSED (11 SEP 1967) [S/S BY NASM21090]

     
  • MS21093

    MS21093 Self Locking Cross Recessed 100 Deg Flat Head Machine Screw 250 Deg., Steel, 55 KSI FTU (S/S By NASM24693, 30 SEP 1977). MS Standard Machine Screws come in different types and sizes including: MS21318, MS21090, MS21093, MS24693, MS24694, MS27039, MS3212, MS3213, MS35190, MS35191, MS35198, MS35199, MS35202, MS35203, MS35206, MS35207, MS35214, MS35215, MS35218, MS35233, MS35265, MS35273, MS35274, MS35275, MS35276, MS51957, MS51958, MS51959, MS51960. MS21093B, MILITARY STANDARD: SCREW, SELF-LOCKING, 250 DEG. F, STEEL, 55 KSI FTU, 100 DEG. FLAT HEAD, CROSS RECESSED (30 SEP 1977) [S/S BY NASM21093]

     
  • MS21318

    MS21318 Round Head Drive Machine Screw, Type U, Steel, Carbon, Cadium Plated (Superseding AN535, S/S By NASM21318, 13 Oct 1965). MS Standard Machine Screws come in different types and sizes including: MS21318, MS21090, MS21093, MS24693, MS24694, MS27039, MS3212, MS3213, MS35190, MS35191, MS35198, MS35199, MS35202, MS35203, MS35206, MS35207, MS35214, MS35215, MS35218, MS35233, MS35265, MS35273, MS35274, MS35275, MS35276, MS51957, MS51958, MS51959, MS51960. MS21318A, MILITARY STANDARD, SCREW, DRIVE, ROUND HEAD, TYPE U, STEEL, CARBON, CADMIUM PLATED (13 OCT 1965) [SUPERSEDING AN535] [S/S BY NASM21318]

     
  • MS24693

    MS24693 Cross Recessed 100 Deg Flat countersunk Head Machine Screw, UNC-2A, UNF-2A, (S/S By NASM24693, 28 MAR 1995). MS Standard Machine Screws come in different types and sizes including: MS21318, MS21090, MS21093, MS24693, MS24694, MS27039, MS3212, MS3213, MS35190, MS35191, MS35198, MS35199, MS35202, MS35203, MS35206, MS35207, MS35214, MS35215, MS35218, MS35233, MS35265, MS35273, MS35274, MS35275, MS35276, MS51957, MS51958, MS51959, MS51960. MS24693K, MILITARY SPECIFICATION SHEET SCREW, MACHINE, FLAT COUNTERSUNK HEAD, 100 DEG., CROSS RECESSED, UNC-2A AND UNF-2A (28 MAR 1995) [S/S BY NASM24693]

     
  • MS24694

    MS24694 Cross Recessed 100 Deg Flat countersunk Head Machine Screw, UNC-3A, UNF-3A, (S/S By NASM24694, 16 FEB 1969). MS Standard Machine Screws come in different types and sizes including: MS21318, MS21090, MS21093, MS24693, MS24694, MS27039, MS3212, MS3213, MS35190, MS35191, MS35198, MS35199, MS35202, MS35203, MS35206, MS35207, MS35214, MS35215, MS35218, MS35233, MS35265, MS35273, MS35274, MS35275, MS35276, MS51957, MS51958, MS51959, MS51960. MS24694C, MILITARY STANDARD, SCREW, MACHINE, FLAT COUNTERSUNK HEAD, 100 DEG., STRUCTURAL, CROSS RECESSED, UNC-3A AND UNF-3A (16 FEB 1969) [S/S BY NASM24694]

     
  • MS27039

    MS27039 Structural Cross recessed Pan Head Machine Screw (S/S By NASM27039, 15 NOV 1995). MS Standard Machine Screws come in different types and sizes including: MS21318, MS21090, MS21093, MS24693, MS24694, MS27039, MS3212, MS3213, MS35190, MS35191, MS35198, MS35199, MS35202, MS35203, MS35206, MS35207, MS35214, MS35215, MS35218, MS35233, MS35265, MS35273, MS35274, MS35275, MS35276, MS51957, MS51958, MS51959, MS51960. MS27039F, MILITARY SPECIFICATION SHEET, SCREW, MACHINE - PAN HEAD, STRUCTURAL, CROSS RECESSED (15 NOV 1995) [S/S BY NASM27039]

     
  • MS3212

    MS3212 Plain and Self Locking Self Sealing Integral Silicone O-Ring Cross-Recessed Pan Head Machine Screw. MS Standard Machine Screws come in different types and sizes including: MS21318, MS21090, MS21093, MS24693, MS24694, MS27039, MS3212, MS3213, MS35190, MS35191, MS35198, MS35199, MS35202, MS35203, MS35206, MS35207, MS35214, MS35215, MS35218, MS35233, MS35265, MS35273, MS35274, MS35275, MS35276, MS51957, MS51958, MS51959, MS51960. MS3212B (NOTICE 2), SCREWS, MACHINE, PAN HEAD, CROSS-RECESSED, SELF-SEALING, INTEGRAL SILICONE O-RING, PLAIN AND SELF-LOCKING

     
  • MS3213

    MS3213 Plain and Self Locking Self Sealing Integral fluoroSilicone O-Ring Cross-Recessed Pan Head Machine Screw (S/S By NASM3213, 30 APR 1977). MS Standard Machine Screws come in different types and sizes including: MS21318, MS21090, MS21093, MS24693, MS24694, MS27039, MS3212, MS3213, MS35190, MS35191, MS35198, MS35199, MS35202, MS35203, MS35206, MS35207, MS35214, MS35215, MS35218, MS35233, MS35265, MS35273, MS35274, MS35275, MS35276, MS51957, MS51958, MS51959, MS51960. MS3213A, MILITARY STANDARD, SCREWS, MACHINE, PAN HEAD, CROSS RECESSED, SELF SEALING, INTEGRAL FLUOROSILICONE O-RING, PLAIN AND SELF LOCKING (30 APR 1977) [S/S BY NASM3213]

     
  • MS35190

    MS35190 Cross recessed 82 Degree Flat Countersunk Head Machine Screw, Carbon Steel, Cad Plated, UNC-2 (S/S by NASM35190, 28 JUL 1976). MS Standard Machine Screws come in different types and sizes including: MS21318, MS21090, MS21093, MS24693, MS24694, MS27039, MS3212, MS3213, MS35190, MS35191, MS35198, MS35199, MS35202, MS35203, MS35206, MS35207, MS35214, MS35215, MS35218, MS35233, MS35265, MS35273, MS35274, MS35275, MS35276, MS51957, MS51958, MS51959, MS51960. MS35190F, MILITARY STANDARD SCREW, MACHINE-82 DEGREE FLAT COUNTERSUNK HEAD, CROSS-RECESSED, CARBON STEEL, CADMIUM PLATED, UNC-2 (28 JUL 1976) [S/S BY NASM35190]

     
  • MS35191

    MS35191 Cross recessed 82 Degree Flat Countersunk Head Machine Screw, Carbon Steel, Cad Plated, UNC-2A (S/S by NASM35191, 28 JUL 1976). MS Standard Machine Screws come in different types and sizes including: MS21318, MS21090, MS21093, MS24693, MS24694, MS27039, MS3212, MS3213, MS35190, MS35191, MS35198, MS35199, MS35202, MS35203, MS35206, MS35207, MS35214, MS35215, MS35218, MS35233, MS35265, MS35273, MS35274, MS35275, MS35276, MS51957, MS51958, MS51959, MS51960. MS35191G, MILITARY STANDARD SCREW, MACHINE-82 DEGREE FLAT COUNTERSUNK HEAD, CROSS-RECESSED, CARBON STEEL, CADMIUM PLATED, UNC-2A (28 JUL 1976) [S/S BY NASM35191]

     
  • MS35198

    MS35198 Cross recessed 82 Deg. Flat countersunk Head Machine Screw, Brass, UNC-2A (S/S By NASM35198, 5 Dec 1989). MS Standard Machine Screws come in different types and sizes including: MS21318, MS21090, MS21093, MS24693, MS24694, MS27039, MS3212, MS3213, MS35190, MS35191, MS35198, MS35199, MS35202, MS35203, MS35206, MS35207, MS35214, MS35215, MS35218, MS35233, MS35265, MS35273, MS35274, MS35275, MS35276, MS51957, MS51958, MS51959, MS51960. MS35198D, MILITARY STANDARD SCREW, MACHINE-FLAT COUNTERSUNK HEAD, 82 DEG., CROSS-RECESSED, BRASS, UNC-2A (5 DEC 1989) [S/S BY NASM35198]

     
  • MS35199

    MS35199 Cross recessed 82 Deg. Flat countersunk Head Machine Screw, Brass, Black Chemical Finish UNF-2A (S/S By NASM35199, 14 JUL 1976). MS Standard Machine Screws come in different types and sizes including: MS21318, MS21090, MS21093, MS24693, MS24694, MS27039, MS3212, MS3213, MS35190, MS35191, MS35198, MS35199, MS35202, MS35203, MS35206, MS35207, MS35214, MS35215, MS35218, MS35233, MS35265, MS35273, MS35274, MS35275, MS35276, MS51957, MS51958, MS51959, MS51960. MS35199B, MILITARY STANDARD SCREW, MACHINE-FLAT COUNTERSUNK HEAD, 82 DEG., CROSS-RECESSED, BRASS, BLACK-CHEMICAL FINISH, UNF-2A (14 JUL 1976) [S/S BY NASM35199]

     
  • MS35202

    MS35202 Cross recessed 82 Deg. Flat countersunk Head Machine Screw, Aluminum Allot, Anodic Coated, UNC-2A (S/S By NASM35202, 14 JUN 1976) MS Standard Machine Screws come in different types and sizes including: MS21318, MS21090, MS21093, MS24693, MS24694, MS27039, MS3212, MS3213, MS35190, MS35191, MS35198, MS35199, MS35202, MS35203, MS35206, MS35207, MS35214, MS35215, MS35218, MS35233, MS35265, MS35273, MS35274, MS35275, MS35276, MS51957, MS51958, MS51959, MS51960. MS35202C, MILITARY STANDARD, SCREW, MACHINE-FLAT COUNTERSUNK HEAD, 82 DEG., CROSS-RECESSED, ALUMINUM ALLOY, ANODIC COATED, UNC-2A (14 JUN 1976) [S/S BY NASM35202]

     
  • MS35203

    MS35203 Cross recessed 82 Deg. Flat countersunk Head Machine Screw, Aluminum Allot, Anodic Coated, UNF-2A. MS Standard Machine Screws come in different types and sizes including: MS21318, MS21090, MS21093, MS24693, MS24694, MS27039, MS3212, MS3213, MS35190, MS35191, MS35198, MS35199, MS35202, MS35203, MS35206, MS35207, MS35214, MS35215, MS35218, MS35233, MS35265, MS35273, MS35274, MS35275, MS35276, MS51957, MS51958, MS51959, MS51960. MS35203B, MILITARY STANDARD, SCREW, MACHINE-FLAT COUNTERSUNK HEAD, 82 DEG., CROSS-RECESSED, ALUMINUM ALLOY, ANODIC COATED, UNF-2A

     
  • MS35206

    MS35206 Cross recessed Pan Head carbon steel, cad plated Machine Screw, UNC-2A (S/S By NASM35206, 14 Jun 1991). MS Standard Machine Screws come in different types and sizes including: MS21318, MS21090, MS21093, MS24693, MS24694, MS27039, MS3212, MS3213, MS35190, MS35191, MS35198, MS35199, MS35202, MS35203, MS35206, MS35207, MS35214, MS35215, MS35218, MS35233, MS35265, MS35273, MS35274, MS35275, MS35276, MS51957, MS51958, MS51959, MS51960. MS35206H, MILITARY STANDARD SCREW, MACHINE-PAN HEAD, CROSS-RECESSED CARBON STEEL, CADMIUM PLATED, UNC-2A (14 JUN 1991) [S/S BY NASM35206]

     
  • MS35207

    MS35207 Cross recessed Pan Head carbon steel, cad plated Machine Screw, UNF-2A (S/S By NASM35207, 22 OCT 1970). MS Standard Machine Screws come in different types and sizes including: MS21318, MS21090, MS21093, MS24693, MS24694, MS27039, MS3212, MS3213, MS35190, MS35191, MS35198, MS35199, MS35202, MS35203, MS35206, MS35207, MS35214, MS35215, MS35218, MS35233, MS35265, MS35273, MS35274, MS35275, MS35276, MS51957, MS51958, MS51959, MS51960. MS35207F, MILITARY STANDARD SCREW, MACHINE-PAN HEAD, CROSS-RECESSED CARBON STEEL, CADMIUM PLATED, UNC-2A (22 OCT 1970) [S/S BY NASM35207]

     
  • MS35214

    MS35214 Cross recessed Pan Head Machine Screw, Brass, UNC-2A (S/S By NASM35214, 5 Oct 1992) MS Standard Machine Screws come in different types and sizes including: MS21318, MS21090, MS21093, MS24693, MS24694, MS27039, MS3212, MS3213, MS35190, MS35191, MS35198, MS35199, MS35202, MS35203, MS35206, MS35207, MS35214, MS35215, MS35218, MS35233, MS35265, MS35273, MS35274, MS35275, MS35276, MS51957, MS51958, MS51959, MS51960. MS35214D (AMENDMENT 1), MILITARY STANDARD, SCREW, MACHINE-PAN HEAD, CROSS-RECESSED, BRASS, UNC-2A (5 OCT 1992) [S/S BY NASM35214]

     
  • MS35215

    MS35215 Cross recessed Pan Head Machine Screw, Brass, UNF-2A (S/S By NASM35215, 5 Oct 1992) MS Standard Machine Screws come in different types and sizes including: MS21318, MS21090, MS21093, MS24693, MS24694, MS27039, MS3212, MS3213, MS35190, MS35191, MS35198, MS35199, MS35202, MS35203, MS35206, MS35207, MS35214, MS35215, MS35218, MS35233, MS35265, MS35273, MS35274, MS35275, MS35276, MS51957, MS51958, MS51959, MS51960. MS35215C (AMENDMENT 1), MILITARY STANDARD, SCREW, MACHINE-PAN HEAD, CROSS-RECESSED, BRASS, UNF-2A (5 OCT 1992) [S/S BY NASM35215]

     
  • MS35218

    MS35218 Aluminum Alloy Cross recessed pan head Machine Screw, UNC-2A (12 JUN 1974). MS Standard Machine Screws come in different types and sizes including: MS21318, MS21090, MS21093, MS24693, MS24694, MS27039, MS3212, MS3213, MS35190, MS35191, MS35198, MS35199, MS35202, MS35203, MS35206, MS35207, MS35214, MS35215, MS35218, MS35233, MS35265, MS35273, MS35274, MS35275, MS35276, MS51957, MS51958, MS51959, MS51960. MS35218B, MILITARY STANDARD, SCREW, MACHINE-PAN HEAD, CROSS-RECESSED, ALUMINUM ALLOY, UNC-2A (12 JUN 1974)

     
  • MS35233

    MS35233 Passivated Corrosion Resisting Steel, Slotted Pan Head Machine Screw, NC-2A and UNC-2A CNCL Use MS51957. MS Standard Machine Screws come in different types and sizes including: MS21318, MS21090, MS21093, MS24693, MS24694, MS27039, MS3212, MS3213, MS35190, MS35191, MS35198, MS35199, MS35202, MS35203, MS35206, MS35207, MS35214, MS35215, MS35218, MS35233, MS35265, MS35273, MS35274, MS35275, MS35276, MS51957, MS51958, MS51959, MS51960. SCREW, MACHINE, PAN HEAD, SLOTTED, CORROSION RESISTING STEEL, PASSIVATED NC-2A AND UNC-2A CNCL USE MS51957

  • MS35265

    MS35265 Carbon Steel, Machine drilled Fillister Head slotted Machine Screw, UNC-2A (6 MAR 1974). MS Standard Machine Screws come in different types and sizes including: MS21318, MS21090, MS21093, MS24693, MS24694, MS27039, MS3212, MS3213, MS35190, MS35191, MS35198, MS35199, MS35202, MS35203, MS35206, MS35207, MS35214, MS35215, MS35218, MS35233, MS35265, MS35273, MS35274, MS35275, MS35276, MS51957, MS51958, MS51959, MS51960. MS35265C, MILITARY STANDARD SCREW, MACHINE DRILLED FILLISTER HEAD, SLOTTED, CARBON STEEL, UNC-2A (6 MAR 1974)

     
  • MS35273

    MS35273 Brass, Black Chemical Finish, Machine Drilled Fillister Head Slotted Machine Screw, UNC-2A (S/S by NASM35273, 14 JUN 1976). MS Standard Machine Screws come in different types and sizes including: MS21318, MS21090, MS21093, MS24693, MS24694, MS27039, MS3212, MS3213, MS35190, MS35191, MS35198, MS35199, MS35202, MS35203, MS35206, MS35207, MS35214, MS35215, MS35218, MS35233, MS35265, MS35273, MS35274, MS35275, MS35276, MS51957, MS51958, MS51959, MS51960. MS35273C, SCREW, MILITARY STANDARD MACHINE-DRILLED FILLISTER HEAD, SLOTTED, BRASS, BLACK CHEMICAL FINISH, UNC-2A (14 JUN 1976) (S/S BY NASM35273)

     
  • MS35274

    MS35274 Brass, Black Chemical Finish, Machine Drilled Fillister Head Slotted Machine Screw, UNF-2A (S/S By NASM35274). MS Standard Machine Screws come in different types and sizes including: MS21318, MS21090, MS21093, MS24693, MS24694, MS27039, MS3212, MS3213, MS35190, MS35191, MS35198, MS35199, MS35202, MS35203, MS35206, MS35207, MS35214, MS35215, MS35218, MS35233, MS35265, MS35273, MS35274, MS35275, MS35276, MS51957, MS51958, MS51959, MS51960. MS35274C (AMENDMENT 1), MILITARY SPECIFICATION SHEET SCREW, MACHINE-DRILLED FILLISTER HEAD, SLOTTED, BRASS, BLACK CHEMICAL FINISH, UNF-2A (S/S BY NASM35274)

     
  • MS35275

    MS35275 Passivated, Corrosion Resisting Steel, Machine Drilled Fillister Head, slotted Machine Screw, UNC-2A (S/S By NASM35275, 14 JUN 1976). MS Standard Machine Screws come in different types and sizes including: MS21318, MS21090, MS21093, MS24693, MS24694, MS27039, MS3212, MS3213, MS35190, MS35191, MS35198, MS35199, MS35202, MS35203, MS35206, MS35207, MS35214, MS35215, MS35218, MS35233, MS35265, MS35273, MS35274, MS35275, MS35276, MS51957, MS51958, MS51959, MS51960. MS35275B, MILITARY STANDARD SCREW, MACHINE-DRILLED FILLISTER HEAD, SLOTTED, CORROSION RESISTING STEEL, PASSIVATED, UNC-2A (14 JUN 1976) (S/S BY NASM35275)

     
  • MS35276

    MS35276 Passivated, Corrosion Resisting Steel, Machine Drilled Fillister Head, slotted Machine Screw, UNF-2A (S/S By NASM35276, 14 DEC 1999). MS Standard Machine Screws come in different types and sizes including: MS21318, MS21090, MS21093, MS24693, MS24694, MS27039, MS3212, MS3213, MS35190, MS35191, MS35198, MS35199, MS35202, MS35203, MS35206, MS35207, MS35214, MS35215, MS35218, MS35233, MS35265, MS35273, MS35274, MS35275, MS35276, MS51957, MS51958, MS51959, MS51960. MS35276C (NOTICE 2), MILITARY STANDARD SCREW MACHINE - DRILLED FILLISTER HEAD SLOTTED CORROSION RESISTING STEEL, PASSIVATED UNF-2A (14 DEC 1999) [S/S BY NASM35276]

     
  • MS51957

    MS51957 Corrosion Resisting Steel, Cross Recessed Pan Head Machine Screw, UNC-2A (25 APR 1997). MS Standard Machine Screws come in different types and sizes including: MS21318, MS21090, MS21093, MS24693, MS24694, MS27039, MS3212, MS3213, MS35190, MS35191, MS35198, MS35199, MS35202, MS35203, MS35206, MS35207, MS35214, MS35215, MS35218, MS35233, MS35265, MS35273, MS35274, MS35275, MS35276, MS51957, MS51958, MS51959, MS51960. MS51957D, MILITARY SPECIFICATION SHEET SCREW, MACHINE, PAN HEAD, CROSS-RECESSED, CORROSION RESISTANT STEEL, UNC-2A (25 APR 1997)

     
  • MS51958

    MS51958 Corrosion Resisting Steel, Cross Recessed Pan Head Machine Screw, UNF-2A (S/S by NASM51958, 5 OCT 1992). MS Standard Machine Screws come in different types and sizes including: MS21318, MS21090, MS21093, MS24693, MS24694, MS27039, MS3212, MS3213, MS35190, MS35191, MS35198, MS35199, MS35202, MS35203, MS35206, MS35207, MS35214, MS35215, MS35218, MS35233, MS35265, MS35273, MS35274, MS35275, MS35276, MS51957, MS51958, MS51959, MS51960. MS51958C, MILITARY STANDARD SCREW, MACHINE PAN-HEAD, CROSS-RECESSED, CORROSION RESISTING STEEL, UNF-2A (5 OCT 1992) [S/S BY NASM51958]

     
  • MS51959

    MS51959 Corrosion Resisting Steel, Cross Recessed 82 Deg Flat countersunk Head Machine Screw, UNC-2A (S/S By NASM51959, 25 APR 1997). MS Standard Machine Screws come in different types and sizes including: MS21318, MS21090, MS21093, MS24693, MS24694, MS27039, MS3212, MS3213, MS35190, MS35191, MS35198, MS35199, MS35202, MS35203, MS35206, MS35207, MS35214, MS35215, MS35218, MS35233, MS35265, MS35273, MS35274, MS35275, MS35276, MS51957, MS51958, MS51959, MS51960. MS51959D, MILITARY SPECIFICATION SHEET SCREW, MACHINE, FLAT COUNTERSUNK HEAD, 82°, CROSS-RECESSED, CORROSION - RESISTANT STEEL, UNC-2A (25 APR 1997) (S/S BY NASM51959)

     
  • MS51960

    MS51960 Corrosion Resisting Steel, Cross Recessed 82 Deg Flat countersunk Head Machine Screw, UNF-2A (29 MAR 1991). MS Standard Machine Screws come in different types and sizes including: MS21318, MS21090, MS21093, MS24693, MS24694, MS27039, MS3212, MS3213, MS35190, MS35191, MS35198, MS35199, MS35202, MS35203, MS35206, MS35207, MS35214, MS35215, MS35218, MS35233, MS35265, MS35273, MS35274, MS35275, MS35276, MS51957, MS51958, MS51959, MS51960. MS51960C, MILITARY SPECIFICATION SHEET SCREW, MACHINE-FLAT COUNTERSUNK HEAD, 82 DEGREE, CROSS-RECESSED, CORROSION RESISTANT STEEL, UNF-2A (29 MAR 1991)

NAS screws are durable, reliable, strong components utilized by the military, and in aerospace, industrial, and commercial applications. As a leading distributor of NAS screws to organizations and manufacturing companies across the globe, National Engineered Fasteners maintains an expansive inventory of NAS screws offered at competitive prices. As your complete source for NAS screws, you'll be able to find a wide assortment of NAS standard machine screws in varying sizes and types to meet your industrial or commercial needs, including, threaded, fully threaded, pan head, cruciform recessed flex head, and many more NAS screws

  • NAS1101

    NAS1101 Offset Cruciform Flat Fillister Head, Fully threaded Machine Screw. NAS Standard Machine Screws come in different types and sizes including: NAS1101, NAS1102, NAS1189, NAS1190, NAS1191, NAS1635, NAS1801, NAS1802, NAS220, NAS229, NAS333, NAS514, NAS517, NAS560, NAS583, NAS600, NAS623, NAS662. NAS1101 SCREW, MACHINE-FLAT FILLISTER HEAD, FULL THREAD, OFFSET CRUCIFORM

     
  • NAS1102

    NAS1102 Offset Cruciform Flat 100 Deg. Head, Fully Threaded Machine Screw. NAS Standard Machine Screws come in different types and sizes including: NAS1101, NAS1102, NAS1189, NAS1190, NAS1191, NAS1635, NAS1801, NAS1802, NAS220, NAS229, NAS333, NAS514, NAS517, NAS560, NAS583, NAS600, NAS623, NAS662. NAS1102 SCREW, MACHINE-FLAT 100 DEG. HEAD FULL THREAD, OFFSET CRUCIFORM

     
  • NAS1189

    NAS1189 Flat 100 Deg Head, Fully Threaded Machine Screw. NAS Standard Machine Screws come in different types and sizes including: NAS1101, NAS1102, NAS1189, NAS1190, NAS1191, NAS1635, NAS1801, NAS1802, NAS220, NAS229, NAS333, NAS514, NAS517, NAS560, NAS583, NAS600, NAS623, NAS662. NAS1189 SCREW, SELF LOCKING, FLAT 100 DEG. HEAD, FULL THREAD

     
  • NAS1190

    NAS1190 Cruciform and Offset Cruciform Recess Pan Head, Fully Threaded Machine Screw. NAS Standard Machine Screws come in different types and sizes including: NAS1101, NAS1102, NAS1189, NAS1190, NAS1191, NAS1635, NAS1801, NAS1802, NAS220, NAS229, NAS333, NAS514, NAS517, NAS560, NAS583, NAS600, NAS623, NAS662. NAS1190 SCREW, SELF LOCKING, PAN HEAD, FULL THREAD CRUCIFORM AND OFFSET CRUCIFROM RECESS

     
  • NAS1191

    NAS1191 Flat Fillister Head, Fully Threaded, Self Locking Machine Screw. NAS Standard Machine Screws come in different types and sizes including: NAS1101, NAS1102, NAS1189, NAS1190, NAS1191, NAS1635, NAS1801, NAS1802, NAS220, NAS229, NAS333, NAS514, NAS517, NAS560, NAS583, NAS600, NAS623, NAS662. NAS1191 SCREW, SELF-LOCKING-FLAT FILLISTER HEAD, FULL THREAD

     
  • NAS1635

    NAS1635 Cross Recessed Pan Head, Fully Threaded Machine Screw. NAS Standard Machine Screws come in different types and sizes including: NAS1101, NAS1102, NAS1189, NAS1190, NAS1191, NAS1635, NAS1801, NAS1802, NAS220, NAS229, NAS333, NAS514, NAS517, NAS560, NAS583, NAS600, NAS623, NAS662. NAS1635 SCREW, MACHINE - PAN HEAD, CROSS RECESSED, FULL THREAD

     
  • NAS1801

    NAS1801 Cruciform Recessed Hex Head, Fully Threaded Machine Screw, Alloy Steel, 160 KSI FTU. NAS Standard Machine Screws come in different types and sizes including: NAS1101, NAS1102, NAS1189, NAS1190, NAS1191, NAS1635, NAS1801, NAS1802, NAS220, NAS229, NAS333, NAS514, NAS517, NAS560, NAS583, NAS600, NAS623, NAS662. NAS1801 SCREW, HEX HEAD, CRUCIFORM RECESS, FULL THREAD, ALLOY STEEL, 160 KSI FTU

     
  • NAS1802

    NAS1802 Cruciform Recessed Hex Head, Fully Threaded Machine Screw, A286 Cres, 160 KSI FTU. NAS Standard Machine Screws come in different types and sizes including: NAS1101, NAS1102, NAS1189, NAS1190, NAS1191, NAS1635, NAS1801, NAS1802, NAS220, NAS229, NAS333, NAS514, NAS517, NAS560, NAS583, NAS600, NAS623, NAS662. NAS1802 SCREW, HEX HEAD, CRUCIFORM RECESS, FULL THREAD, A286 CRES, 160 KSI FTU

     
  • NAS220

    NAS220 Phillips Recess Brazier Head Machine Screw, Inactive Design, See MS27039. NAS Standard Machine Screws come in different types and sizes including: NAS1101, NAS1102, NAS1189, NAS1190, NAS1191, NAS1635, NAS1801, NAS1802, NAS220, NAS229, NAS333, NAS514, NAS517, NAS560, NAS583, NAS600, NAS623, NAS662. NAS220 SCREWS, BRAZIER HEAD, PHILLIPS RECESS INACTIVE DESIN SEE MS 27039

     
  • NAS229

    NAS229 Frearson Recessed Brazier Head, Alum. Alloy, Bronze and Alloy Steel, 10-32 Inactive for Design, See NAS221, 623, or 1404. NAS Standard Machine Screws come in different types and sizes including: NAS1101, NAS1102, NAS1189, NAS1190, NAS1191, NAS1635, NAS1801, NAS1802, NAS220, NAS229, NAS333, NAS514, NAS517, NAS560, NAS583, NAS600, NAS623, NAS662. NAS229 SCREWS - BRAZIER HEAD, FREARSON RECESS, ALUM. ALLOY, BRONZE AND ALLOY STEEL, 10-32 INACTIVE FOR DESIGN, SEE NAS 221, 623 OR 1404

     
  • NAS333

    NAS333 100 Deg. Standard Flush Head, Shear Close Tolerance Machine Screw, 95 KSI FSU. NAS Standard Machine Screws come in different types and sizes including: NAS1101, NAS1102, NAS1189, NAS1190, NAS1191, NAS1635, NAS1801, NAS1802, NAS220, NAS229, NAS333, NAS514, NAS517, NAS560, NAS583, NAS600, NAS623, NAS662. NAS333 SCREW, SHEAR, 100 DEG STANDARD FLUSH HEAD, CLOSE TOLERANCE, 95 KSI FSU

     
  • NAS514

    NAS514 100 Deg. Flat Head, Fully threaded Machine Screw, Alloy Steel. NAS Standard Machine Screws come in different types and sizes including: NAS1101, NAS1102, NAS1189, NAS1190, NAS1191, NAS1635, NAS1801, NAS1802, NAS220, NAS229, NAS333, NAS514, NAS517, NAS560, NAS583, NAS600, NAS623, NAS662. NAS514 SCREW, MACHINE, 100 DEGREES, FLAT HEAD FULL THREADED, ALLOY STEEL

     
  • NAS517

    NAS517 Cross Recessed Shear 100 Deg Flush Head, Close Tolerance Machine Screw, Alloy Steel, 95 KSI FSU. NAS Standard Machine Screws come in different types and sizes including: NAS1101, NAS1102, NAS1189, NAS1190, NAS1191, NAS1635, NAS1801, NAS1802, NAS220, NAS229, NAS333, NAS514, NAS517, NAS560, NAS583, NAS600, NAS623, NAS662. NAS517 SCREW, SHEAR 100 DEGREE FLUSH HEAD, ALLOY STEEL, CROSS RECESS, CLOSER TOLERANCE, 95 KSI FSU

     
  • NAS560

    NAS560 100 Deg Flush Head Machine Screw, Non Magnetic High Temp, Structural. Inactive for Design NO S/S. NAS Standard Machine Screws come in different types and sizes including: NAS1101, NAS1102, NAS1189, NAS1190, NAS1191, NAS1635, NAS1801, NAS1802, NAS220, NAS229, NAS333, NAS514, NAS517, NAS560, NAS583, NAS600, NAS623, NAS662. NAS560 SCREW - MACHINE, NON MAGNETIC HIGH TEMPERATURE, STRUCTURAL, 100 DEG FLUSH HEAD INACTIVE FOR DESIGN NO S/S

     
  • NAS583

    NAS583 Alloy Steel, 95 KSI FSU 100 Deg Flush Head Shear Machine Screw. NAS Standard Machine Screws come in different types and sizes including: NAS1101, NAS1102, NAS1189, NAS1190, NAS1191, NAS1635, NAS1801, NAS1802, NAS220, NAS229, NAS333, NAS514, NAS517, NAS560, NAS583, NAS600, NAS623, NAS662. NAS583 SCREW, SHEAR, 100 DEGREE FLUSH HEAD ALLOY STEEL, 95 KSI FSU

     
  • NAS600

    NAS600 Cruciform Recess Pan Head Fully threaded Aircraft Machine Screw, Alloy Steel. NAS Standard Machine Screws come in different types and sizes including: NAS1101, NAS1102, NAS1189, NAS1190, NAS1191, NAS1635, NAS1801, NAS1802, NAS220, NAS229, NAS333, NAS514, NAS517, NAS560, NAS583, NAS600, NAS623, NAS662. NAS600 SCREW, MACHINE-AIRCRAFT, PAN HEAD, CRUCIFORM RECESS FULL THREADED, ALLOY STEEL

     
  • NAS623

    NAS623 Cross Recessed Pan Head Short Threaded Aircradft Machine Screw, 1601000 PSI Alloy steel. NAS Standard Machine Screws come in different types and sizes including: NAS1101, NAS1102, NAS1189, NAS1190, NAS1191, NAS1635, NAS1801, NAS1802, NAS220, NAS229, NAS333, NAS514, NAS517, NAS560, NAS583, NAS600, NAS623, NAS662. NAS623 SCREW, MACHINE, AIRCRAFT, PAN HEAD, CROSS RECESS, SHORT THREAD, 160, 000 PSI ALLOY STEEL

     
  • NAS662

    NAS662 Flat 100 Deg Head, Plain and Self Lcoking Maching Screw. NAS Standard Machine Screws come in different types and sizes including: NAS1101, NAS1102, NAS1189, NAS1190, NAS1191, NAS1635, NAS1801, NAS1802, NAS220, NAS229, NAS333, NAS514, NAS517, NAS560, NAS583, NAS600, NAS623, NAS662. NAS662 SCREW, MACHINE, FLATHEAD 100 DEGREE HEAD, PLAN AND SELF-LOCKING

Panel screws are specially designed screws that remain attached to a panel via a retaining washer or a similar item, to ensure that the panel screw does not become disengaged when its threads are not in use with a receptacle. Panel screws are often utilized in several applications to prevent the loss of screws. There are several different types of panel screws, and they are available in a wide range of sizes and finishes. At National Engineered Fasteners, you be able to find a large inventory of panel screws suitable for many applications in military, industrial and commercial industries. We stock a full range of panel screws in many types and sizes, including hex, slotted, unslotted, and more, so that you can always find the components you need. All panels screws are DFAR compliant 

  • MS21269

    MS21269 Instrument Pan Head Panel Screw, CNCL No S/S. Panel Screws come in different types and sizes including: MS21269, MS25087, MS3498, MS51896, NAS1301. MS21269 SCREW, INTRUMENT-PAN HEAD CNCL NO S/S

     
  • MS3498

    MS3498 Assembly Panel Screw, CNCL S/S By NASM3498. Panel Screws come in different types and sizes including: MS21269, MS25087, MS3498, MS51896, NAS1301. MS3498 SCREW, ASSEMBLY, PANEL CNCL S/S BY NASM3498

     
  • MS51896

    MS51896 Cross Recessed Pan Head Externall Relieved body Panel Screw, Corrosion Resisting Steel, UNC-2A (S/S By NASM51896, 21 JUL 1983). Panel Screws come in different types and sizes including: MS21269, MS25087, MS3498, MS51896, NAS1301. MS51896 MS51896A, MILITARY STANDARD, SCREW, EXTERNALLY RELIEVED BODY, PANHEAD, CROSS-RECESSED, CORROSION-RESISTING STEEL, UNC-2A (21 JUL 1983) [S/S BY NASM51896]

     
  • NAS1301

    NAS1301 Assembled Washers, Pan Head Panel Screw. Panel Screws come in different types and sizes including: MS21269, MS25087, MS3498, MS51896, NAS1301. NAS1301 SCREW, PAN HEAD, ASSEMBLED WASHERS

Tapping Screws and Thread Cutting Screws come in different types and sizes including: SCREW, TAPPING SCREWS,THREAD CUTTING, TYPES A, B, AB, D, F, G OR T PAN HEAD, FLAT HEAD, HEX HEAD, HEX WASHER HEAD, OVAL, TRUSS, AND ROUND; TAPPING SCREWS ARE ALSO AVAILABLE IN VARIOUS DRIVES, MATERIALS AND FINISHES. Carbon steel and corrosion resisting steel tapping screws are available. All Tapping Screws are available DFAR compliant.

  • MS21207

    MS21207 100 Deg. Flat Head Tapping Screw, Spaced Thread, (S/S By NASM21207, 25 MAY 2000). MS Standard Tapping Screws come in different types and sizes including: MS21207, MS24625, MS24627, MS24628, MS24629, MS24630, MS51850, MS51851, MS51861, MS51862. MS21207A (NOTICE 2) MILITARY STANDARD, SCREW, TAPPING, 100° FLAT HEAD, SPACED THREAD (25 MAY 2000) [S/S BY NASM21207]

     
  • MS24625

    MS24625 Carbon Steel Cross recessed Pan Head Thread Cutting Tapping Screw, Type BF or BT. MS Standard Tapping Screws come in different types and sizes including: MS21207, MS24625, MS24627, MS24628, MS24629, MS24630, MS51850, MS51851, MS51861, MS51862. MS24625 SCREW, TAPPING-THREAD CUTTING, TYPE BF OR BT, PAN HEAD, CROSS-RECESSED, CARBON STEEL

     
  • MS24627

    MS24627 Carbon Steel Flat 80 Deg Counter sunk Head Cross recessed Thread Cutting Tapping Screw, Type D, F, G, or T. CNCL S/S By NASM24627. MS Standard Tapping Screws come in different types and sizes including: MS21207, MS24625, MS24627, MS24628, MS24629, MS24630, MS51850, MS51851, MS51861, MS51862. MS24627 SCREW, TAPPING-THREAD CUTTING, TYPE D, F, G, OR T, FLAT 80 DEGREE COUNTERSUNK HEAD, CROSS-RECESSED, CARDON STEEL CNCL S/S BY NASM24627

     
  • MS24628

    MS24628 Thread Cutting Tapping Screw, Types D, F, G. CNCL S/S By NASM24628. MS Standard Tapping Screws come in different types and sizes including: MS21207, MS24625, MS24627, MS24628, MS24629, MS24630, MS51850, MS51851, MS51861, MS51862. MS24628 SCREW, TAPPING-THREAD CUTTING, TYPES D, F, G CNCL S/S BY NASM24628

     
  • MS24629

    MS24629 Steel, Carbon, Cad Plated Cross Recessed Pan Head Thread Cutting Tapping Screw, Types D,F, G or T. CNCL S/S By NASM24629. MS Standard Tapping Screws come in different types and sizes including: MS21207, MS24625, MS24627, MS24628, MS24629, MS24630, MS51850, MS51851, MS51861, MS51862. MS24629 SCREW, TAPPING-THREAD CUTTING, TYPES D, F,G OR T PAN HEAD CROSS-RECESSED, STEEL, CARBON, CADNIUM PLATED CNCL S/S BY NASM24629

     
  • MS24630

    MS24630 Corrosion Resisting Steel Cross Recessed Pan Head Thread Cutting Tapping Screw, Types D,F, G or T. CNCL S/S By NASM24630. MS Standard Tapping Screws come in different types and sizes including: MS21207, MS24625, MS24627, MS24628, MS24629, MS24630, MS51850, MS51851, MS51861, MS51862. MS24630 SCREW, TAPPING-THREAD CUTTING, TYPES D, F, G OR T PAN HEAD, CROSS-RECESSED, CORROSION RESISTING STEEL CNCL S/S BY NASM24630

     
  • MS51850

    MS51850 Slotted Hex Head Thread Forming Tapping Screw, Type AB. (S/S By NASM51850, 30 MAR 2000). MS Standard Tapping Screws come in different types and sizes including: MS21207, MS24625, MS24627, MS24628, MS24629, MS24630, MS51850, MS51851, MS51861, MS51862. MS51850 (NOTICE 3), MILITARY STANDARD: SCREW, TAPPING - THREAD FORMING, TYPE AB, HEXAGON HEAD, SLOTTED (30 MAR 2000) [SUPERSEDED BY NASM51850]

     
  • MS51851

    MS51851 Slotted Hex Head Thread Cutting Tapping Screw, Type D. (S/S By NASM51851, 04 APR 2000). MS Standard Tapping Screws come in different types and sizes including: MS21207, MS24625, MS24627, MS24628, MS24629, MS24630, MS51850, MS51851, MS51861, MS51862. MS51851 (NOTICE 3), MILITARY STANDARD: SCREW, TAPPING-THREAD CUTTING, TYPE D, HEXAGON HEAD, SLOTTED (04 APR 2000) [SUPERSEDED BY NASM51851]

     
  • MS51861

    MS51861 Cross Recessed Pan head Thread Forming Tapping Screw, Type AB. (S/S By NASM51861, 21 Feb 1961). MS Standard Tapping Screws come in different types and sizes including: MS21207, MS24625, MS24627, MS24628, MS24629, MS24630, MS51850, MS51851, MS51861, MS51862. MS51861A, MILITARY STANDARD SCREW, TAPPING-THREAD FORMING, TYPE AB, PAN HEAD, CROSS-RECESSED (21 FEB 1961) (S/S BY NASM51861)

     
  • MS51862

    MS51862 Flat 82 Deg Countersunk Head Cross Recessed Thread Forming Tapping Screw, Type AB. (S/S By NASM51862, 15 MAY 1975). MS Standard Tapping Screws come in different types and sizes including: MS21207, MS24625, MS24627, MS24628, MS24629, MS24630, MS51850, MS51851, MS51861, MS51862. MS51862A, MILITARY STANDARD SCREW, TAPPING - THREAD FORMING, TYPE AB, FLAT 82 DEGREE COUNTERSUNK HEAD, CROSS-RECESSED (15 MAY 1975) [S/S BY NASM51862