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6566-41-121-0041 — PITCH LOCK ASSEMBLY

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

6566-41-121-0041: PITCH LOCK ASSEMBLY.

The PITCH LOCK ASSEMBLY is a the manufacturer industrial component. Key specifications include end_item_identification: ACFT CH-53E. This part is cataloged in the U.S.

Government catalog under NSN 1615-01-271-8754, 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
6566-41-121-0041
NSN: 1615-01-271-8754
FSC: 1615 — Helicopter Rotor Blades, Drive Mechanisms and Components
CAGE: 78286 — SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP (USA)
SPECIFICATIONS
end_item_identificationACFT CH-53E
NSN1615-01-271-8754
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PITCH LOCK ASSEMBLY TITLE COMPONENT PN 6566-41-121-0041 MFR PITCH LOCK ASSEMBLY
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONACFT CH-53E
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: Normally procured from the manufacturer (OEM)Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 6566-41-121-0041?
6566-41-121-0041 is a PITCH LOCK ASSEMBLY.
What is the NSN for 6566-41-121-0041?
6566-41-121-0041 is cataloged in the U.S. Government catalog under NSN 1615-01-271-8754. 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.