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Technical Data Sheet
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6251-9 — 6251-9

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

6251-9: 6251-9.

The 6251-9 is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5307-01-021-1780, 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
6251-9
NSN: 5307-01-021-1780
FSC: 5307 — Studs
CAGE: 0W357 — PDI GROUND SUPPORT SYSTEMS, INC. (USA)
SPECIFICATIONS
Part Number6251-9
NSN5307-01-021-1780
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 6251-9 · 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
OTHER ITEMS IN FSC 5307 — Studs
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5307-00-000-6436 5307-00-001-1578 5307-00-001-1761 5307-00-001-2366 5307-00-001-4491 5307-00-001-4624 5307-00-001-4625
SUBSTITUTES & CROSS-REFERENCES 2
49589Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
35360429Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 6251-9?
6251-9 is a 6251-9.
What parts can replace 6251-9?
There are 2 known substitutes for 6251-9: 49589, 35360429. Substitute compatibility should be verified for your specific system.
What is the NSN for 6251-9?
6251-9 is cataloged in the U.S. Government catalog under NSN 5307-01-021-1780. This indicates validated use in U.S. government and defense supply chains.
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