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657YLACC — SHAFT,SHOULDERED

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

657YLACC: SHAFT,SHOULDERED.

The SHAFT,SHOULDERED is a the manufacturer industrial component. Key specifications include material: STEEL, end_item_identification: MORSE ENGINES MODELS 31 AND 33. This part is cataloged in the U.S.

Government catalog under NSN 3040-00-362-6471, 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
657YLACC
NSN: 3040-00-362-6471
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 7PZX0 — FAIRBANKS MORSE, LLC (USA)
SPECIFICATIONS
materialSTEEL
end_item_identificationMORSE ENGINES MODELS 31 AND 33
NSN3040-00-362-6471
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SHAFT,SHOULDERED TITLE COMPONENT PN 657YLACC MFR SHAFT,SHOULDERED
KEY FEATURES
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONMORSE ENGINES MODELS 31 AND 33
MATERIALSTEEL
OTHER ITEMS IN FSC 3040 — Miscellaneous Power Transmission Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3040-00-001-0046 3040-00-001-0047 3040-00-001-0048 3040-00-001-0068 3040-00-001-0077 3040-00-001-0078 3040-00-001-0089 3040-00-001-1224
SUBSTITUTES & CROSS-REFERENCES 1
YLA657CReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 657YLACC?
657YLACC is a SHAFT,SHOULDERED.
What parts can replace 657YLACC?
There is 1 known substitute for 657YLACC: YLA657C. Substitute compatibility should be verified for your specific system.
What is the NSN for 657YLACC?
657YLACC is cataloged in the U.S. Government catalog under NSN 3040-00-362-6471. 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.