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999F0631REVB PIECE 2 — STUD,PLAIN

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

999F0631REVB PIECE 2: STUD,PLAIN.

The STUD,PLAIN is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5307-01-173-6734, 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
999F0631REVB PIECE 2
NSN: 5307-01-173-6734
FSC: 5307 — Studs
CAGE: 63857 — CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS (USA)
SPECIFICATIONS
Part Number999F0631REVB PIECE 2
NSN5307-01-173-6734
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 999F0631REVB PIECE 2 · 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
999F0631REVC PIECE 2Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
12996774Reference document
Same NSN cross-reference
Reference document — Design control — primary 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 999F0631REVB PIECE 2?
999F0631REVB PIECE 2 is a STUD,PLAIN.
What parts can replace 999F0631REVB PIECE 2?
There are 2 known substitutes for 999F0631REVB PIECE 2: 999F0631REVC PIECE 2, 12996774. Substitute compatibility should be verified for your specific system.
What is the NSN for 999F0631REVB PIECE 2?
999F0631REVB PIECE 2 is cataloged in the U.S. Government catalog under NSN 5307-01-173-6734. 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.