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516-5940131 3B — PIN,STRAIGHT,HEADLESS

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

516-5940131 3B: PIN,STRAIGHT,HEADLESS.

The PIN,STRAIGHT,HEADLESS is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY 625 OVERALL, first_end_style: SQUARE, pin_overall_length: 0.438 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN, pin_overall_diameter: 0.2500 INCHES MINIMUM AND 0.2660 INCHES MAXIMUM IN, material_document_and_classification: ASTM B446 TY 1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL, second_end_relationship_with_first_end: IDENTICAL. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-242-4582, 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
516-5940131 3B
NSN: 5315-01-242-4582
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialNICKEL ALLOY 625 OVERALL
first_end_styleSQUARE
pin_overall_length0.438 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
pin_overall_diameter0.2500 INCHES MINIMUM AND 0.2660 INCHES MAXIMUM IN
material_document_and_classificationASTM B446 TY 1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
second_end_relationship_with_first_endIDENTICAL
NSN5315-01-242-4582
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 516-5940131 3B · 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
•
FIRST END STYLE: SQUARE
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B446 TY 1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
PIN OVERALL DIAMETER: 0.2500 INCHES MINIMUM AND 0.2660 INCHES MAXIMUM IN
•
PIN OVERALL LENGTH: 0.438 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
MATERIAL: NICKEL ALLOY 625 OVERALL
TECHNICAL CHARACTERISTICS
FIRST END STYLESQUARE
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B446 TY 1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
PIN OVERALL DIAMETER0.2500 INCHES MINIMUM AND 0.2660 INCHES MAXIMUM IN
PIN OVERALL LENGTH0.438 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
MATERIALNICKEL ALLOY 625 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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 516-5940131 3B?
516-5940131 3B is a PIN,STRAIGHT,HEADLESS.
What is the NSN for 516-5940131 3B?
516-5940131 3B is cataloged in the U.S. Government catalog under NSN 5315-01-242-4582. 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.