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1JA2721H03 — RETAINER,TURNLOCK FASTENER EJECT

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

1JA2721H03: RETAINER,TURNLOCK FASTENER EJECT.

RETAINER,TURNLOCK FASTENER EJECT. This part is cataloged in the U.S. Government catalog under NSN 5325-00-291-9360, 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
1JA2721H03
NSN: 5325-00-291-9360
FSC: 5325 — Fastening Devices
CAGE: 79500 — WESTINGHOUSE ELECTRIC CORP (USA)
SPECIFICATIONS
Part Number1JA2721H03
NSN5325-00-291-9360
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 1JA2721H03 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
SUBSTITUTES & CROSS-REFERENCES 7
944.48.83.065Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
2144116-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
3177248-3Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
639541-003Reference document
Same NSN cross-reference
Reference document — Secondary reference
PC3-1-2Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
101109-3Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1JA2721H03?
1JA2721H03 is a RETAINER,TURNLOCK FASTENER EJECT.
What parts can replace 1JA2721H03?
There are 7 known substitutes for 1JA2721H03: 944.48.83.065, 2144116-1, 3177248-3 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1JA2721H03?
1JA2721H03 is cataloged in the U.S. Government catalog under NSN 5325-00-291-9360. 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.