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D4-10R-303 — PIN,QUICK RELEASE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

D4-10R-303: PIN,QUICK RELEASE.

The PIN,QUICK RELEASE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OVERALL, ring_handle_diameter: 30.1 MILLIMETERS NOMINAL MM, end_item_identification: MRAP - COMMON NSN - USED ON CAIMAN PLUS CAT I AND 1 OTHER WEAPON SYSTEM. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-446-5748, 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
D4-10R-303
NSN: 5315-01-446-5748
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 09332 — AEROFAST INC (USA)
SPECIFICATIONS
materialSTEEL COMP 303 OVERALL
ring_handle_diameter30.1 MILLIMETERS NOMINAL MM
end_item_identificationMRAP - COMMON NSN - USED ON CAIMAN PLUS CAT I AND 1 OTHER WEAPON SYSTEM
NSN5315-01-446-5748
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: D4-10R-303 · 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
•
RING HANDLE DIAMETER: 30.1 MILLIMETERS NOMINAL MM
•
MATERIAL: STEEL COMP 303 OVERALL
TECHNICAL CHARACTERISTICS
RING HANDLE DIAMETER30.1 MILLIMETERS NOMINAL MM
END ITEM IDENTIFICATIONMRAP - COMMON NSN - USED ON CAIMAN PLUS CAT I AND 1 OTHER WEAPON SYSTEM
MATERIALSTEEL COMP 303 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 2
D4-10R-303/BLOXReference document
Same NSN cross-reference
Reference document — Secondary reference
12418939Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is D4-10R-303?
D4-10R-303 is a PIN,QUICK RELEASE.
What parts can replace D4-10R-303?
There are 2 known substitutes for D4-10R-303: D4-10R-303/BLOX, 12418939. Substitute compatibility should be verified for your specific system.
What is the NSN for D4-10R-303?
D4-10R-303 is cataloged in the U.S. Government catalog under NSN 5315-01-446-5748. 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.