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6539-40-702-2041 — JET ASSEMBLY,GEAR BOX

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

6539-40-702-2041: JET ASSEMBLY,GEAR BOX.

The JET ASSEMBLY,GEAR BOX is a the manufacturer industrial component. Key specifications include end_item_identification: SIKORSKY MODEL CH-53 HELICOPTER. This part is cataloged in the U.S.

Government catalog under NSN 1615-01-125-6972, 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
6539-40-702-2041
NSN: 1615-01-125-6972
FSC: 1615 — Helicopter Rotor Blades, Drive Mechanisms and Components
CAGE: 78286 — SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP (USA)
SPECIFICATIONS
end_item_identificationSIKORSKY MODEL CH-53 HELICOPTER
NSN1615-01-125-6972
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available JET ASSEMBLY,GEAR BOX TITLE COMPONENT PN 6539-40-702-2041 MFR JET ASSEMBLY,GEAR BOX
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONSIKORSKY MODEL CH-53 HELICOPTER
OTHER ITEMS IN FSC 1615 — Helicopter Rotor Blades, Drive Mechanisms and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1615-00-056-4862 1615-00-420-7841 1615-00-446-7576 1615-00-458-8376 1615-00-621-1853 1615-00-629-4445 1615-00-689-6306 1615-00-689-6307
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 6539-40-702-2041?
6539-40-702-2041 is a JET ASSEMBLY,GEAR BOX.
What is the NSN for 6539-40-702-2041?
6539-40-702-2041 is cataloged in the U.S. Government catalog under NSN 1615-01-125-6972. 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.