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FORM5S1878FIG9REF21 — GEAR,INTERNAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

FORM5S1878FIG9REF21: GEAR,INTERNAL.

The GEAR,INTERNAL is a the manufacturer industrial component. Key specifications include end_item_identification: STRATEGIC SEALIFT CONVERSION SHIPS CLASS. This part is cataloged in the U.S.

Government catalog under NSN 3020-01-428-4346, 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
FORM5S1878FIG9REF21
NSN: 3020-01-428-4346
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 25795 — W.W. GRAINGER, INC. DIV GOVERNMENT SALES DIVISION (USA)
SPECIFICATIONS
end_item_identificationSTRATEGIC SEALIFT CONVERSION SHIPS CLASS
NSN3020-01-428-4346
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR,INTERNAL TITLE COMPONENT PN FORM5S1878FIG9REF21 MFR GEAR,INTERNAL
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONSTRATEGIC SEALIFT CONVERSION SHIPS CLASS
SUBSTITUTES & CROSS-REFERENCES 1
140060Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 FORM5S1878FIG9REF21?
FORM5S1878FIG9REF21 is a GEAR,INTERNAL.
What parts can replace FORM5S1878FIG9REF21?
There is 1 known substitute for FORM5S1878FIG9REF21: 140060. Substitute compatibility should be verified for your specific system.
What is the NSN for FORM5S1878FIG9REF21?
FORM5S1878FIG9REF21 is cataloged in the U.S. Government catalog under NSN 3020-01-428-4346. 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.