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4378-83-457-8458 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

4378-83-457-8458: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5306-01-717-5475, 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
4378-83-457-8458
NSN: 5306-01-717-5475
FSC: 5306 — Bolts
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
Part Number4378-83-457-8458
NSN5306-01-717-5475
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 4378-83-457-8458 · 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 3
8834578Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
R8532151-458Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LOA027333-458Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4378-83-457-8458?
4378-83-457-8458 is a BOLT,MACHINE.
What parts can replace 4378-83-457-8458?
There are 3 known substitutes for 4378-83-457-8458: 8834578, R8532151-458, LOA027333-458. Substitute compatibility should be verified for your specific system.
What is the NSN for 4378-83-457-8458?
4378-83-457-8458 is cataloged in the U.S. Government catalog under NSN 5306-01-717-5475. This indicates validated use in U.S. government and defense supply chains.
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