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10420019 — FASTENER,POSITIVE LOCK

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

10420019: FASTENER,POSITIVE LOCK.

The FASTENER,POSITIVE LOCK is a the manufacturer industrial component. Key specifications include end_item_identification: CATERPILLAR TRACTOR MODEL 950 F. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-438-1391, 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
10420019
NSN: 5325-01-438-1391
FSC: 5325 — Fastening Devices
CAGE: A486G — NIMIKKEISTOKESKUS NCB FINLAND (FIN)
SPECIFICATIONS
end_item_identificationCATERPILLAR TRACTOR MODEL 950 F
NSN5325-01-438-1391
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 10420019 · 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 IDENTIFICATIONCATERPILLAR TRACTOR MODEL 950 F
OTHER ITEMS IN FSC 5325 — Fastening Devices
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5325-00-000-1884 5325-00-000-9988 5325-00-001-1567 5325-00-001-2043 5325-00-001-3842 5325-00-001-3858 5325-00-001-3871 5325-00-001-4317
SUBSTITUTES & CROSS-REFERENCES 3
5P-2369Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
16KP252Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
CV152399DSame 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 10420019?
10420019 is a FASTENER,POSITIVE LOCK.
What parts can replace 10420019?
There are 3 known substitutes for 10420019: 5P-2369, 16KP252, CV152399D. Substitute compatibility should be verified for your specific system.
What is the NSN for 10420019?
10420019 is cataloged in the U.S. Government catalog under NSN 5325-01-438-1391. 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.