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21518817 — STUD,PLAIN

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

21518817: STUD,PLAIN.

The STUD,PLAIN is a the manufacturer industrial component. Key specifications include end_item_identification: ENGINE, DIESEL, P/N 251F16MGS ONBOARD 400 FT WAGB COAST GUARD VESSELS FT. This part is cataloged in the U.S.

Government catalog under NSN 5307-01-388-6346, 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
21518817
NSN: 5307-01-388-6346
FSC: 5307 — Studs
CAGE: 7PZX0 — FAIRBANKS MORSE, LLC (USA)
SPECIFICATIONS
end_item_identificationENGINE, DIESEL, P/N 251F16MGS ONBOARD 400 FT WAGB COAST GUARD VESSELS FT
NSN5307-01-388-6346
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 21518817 · 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
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONENGINE, DIESEL, P/N 251F16MGS ONBOARD 400 FT WAGB COAST GUARD VESSELS FT
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 21518817?
21518817 is a STUD,PLAIN.
What is the NSN for 21518817?
21518817 is cataloged in the U.S. Government catalog under NSN 5307-01-388-6346. This indicates validated use in U.S. government and defense supply chains.
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