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74A426057-2002 — PIN,STRAIGHT,HEADED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

74A426057-2002: PIN,STRAIGHT,HEADED.

The PIN,STRAIGHT,HEADED is a the manufacturer industrial component. Key specifications include diameter: 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN, material: STEEL COMP XM-13 OVERALL, chamfer_length: 0.060 INCHES NOMINAL IN, surface_finish: 6.0 MICROINCHES OUTSIDE DIAMETER, style_designator: STRAIGHT, pin_chamfer_angle: 20.0 DEGREES NOMINAL. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-129-7020, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
74A426057-2002
NSN: 5315-01-129-7020
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
diameter0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN
materialSTEEL COMP XM-13 OVERALL
chamfer_length0.060 INCHES NOMINAL IN
surface_finish6.0 MICROINCHES OUTSIDE DIAMETER
style_designatorSTRAIGHT
pin_chamfer_angle20.0 DEGREES NOMINAL
under_head_length1.290 INCHES NOMINAL IN
material_document_and_classificationAMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5315-01-129-7020
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 74A426057-2002 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
SURFACE FINISH: 6.0 MICROINCHES OUTSIDE DIAMETER
•
CHAMFER LENGTH: 0.060 INCHES NOMINAL IN
•
UNDER HEAD LENGTH: 1.290 INCHES NOMINAL IN
•
PIN CHAMFER ANGLE: 20.0 DEGREES NOMINAL
•
STYLE DESIGNATOR: STRAIGHT
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
DIAMETER: 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP XM-13 OVERALL
TECHNICAL CHARACTERISTICS
SURFACE FINISH6.0 MICROINCHES OUTSIDE DIAMETER
CHAMFER LENGTH0.060 INCHES NOMINAL IN
UNDER HEAD LENGTH1.290 INCHES NOMINAL IN
PIN CHAMFER ANGLE20.0 DEGREES NOMINAL
STYLE DESIGNATORSTRAIGHT
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
DIAMETER0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN
MATERIALSTEEL COMP XM-13 OVERALL
OTHER ITEMS IN FSC 5315 — Nails, Machine Keys, and Pins
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5315-00-000-1037 5315-00-000-1067 5315-00-000-1245 5315-00-000-1372 5315-00-000-1412 5315-00-001-1571 5315-00-001-1572 5315-00-001-1602
SUBSTITUTES & CROSS-REFERENCES 1
10123005Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 74A426057-2002?
74A426057-2002 is a PIN,STRAIGHT,HEADED.
What parts can replace 74A426057-2002?
There is 1 known substitute for 74A426057-2002: 10123005. Substitute compatibility should be verified for your specific system.
What is the NSN for 74A426057-2002?
74A426057-2002 is cataloged in the U.S. Government catalog under NSN 5315-01-129-7020. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.