The GEARBOX ASSEMBLY,AIRCRAFT is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 1680-01-673-2265, 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
4136978
NSN:1680-01-673-2265 FSC:1680 — Miscellaneous Aircraft Accessories and Components CAGE:77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
Part Number
4136978
NSN
1680-01-673-2265
COMPONENT DIAGRAM
OTHER ITEMS IN FSC 1680 — Miscellaneous Aircraft Accessories and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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FREQUENTLY ASKED QUESTIONS
What is 4136978?
4136978 is a GEARBOX ASSEMBLY,AIRCRAFT.
What parts can replace 4136978?
There are 2 known substitutes for 4136978: 1711513G, 1711513C. Substitute compatibility should be verified for your specific system.
What is the NSN for 4136978?
4136978 is cataloged in the U.S. Government catalog under NSN 1680-01-673-2265. This indicates validated use in U.S. government and defense supply chains.
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