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3880Y545 — SHAFT,SHOULDERED

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

3880Y545: SHAFT,SHOULDERED.

The SHAFT,SHOULDERED is a the manufacturer industrial component. Key specifications include material: STEEL, step_quantity: 12, end_similarity: NOT IDENTICAL, overall_length: 16.060 INCHES NOMINAL IN, first_end_diameter: 2.8770 INCHES NOMINAL IN, second_end_diameter: 1.2470 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3040-00-301-7741, 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
3880Y545
NSN: 3040-00-301-7741
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 78500 — MERITOR HEAVY VEHICLE SYSTEMS, LLC (USA)
SPECIFICATIONS
materialSTEEL
step_quantity12
end_similarityNOT IDENTICAL
overall_length16.060 INCHES NOMINAL IN
first_end_diameter2.8770 INCHES NOMINAL IN
second_end_diameter1.2470 INCHES NOMINAL IN
fsc_application_dataTRANSFER TRANSMISSION ASSEMBLY,VEHICULAR
largest_step_diameter3.375 INCHES NOMINAL IN
second_end_hole_depth4.500 INCHES NOMINAL IN
second_end_distance_from_hole_center_to_end0.297 INCHES NOMINAL IN
NSN3040-00-301-7741
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SHAFT,SHOULDERED TITLE COMPONENT PN 3880Y545 MFR SHAFT,SHOULDERED
KEY FEATURES
•
FSC APPLICATION DATA: TRANSFER TRANSMISSION ASSEMBLY,VEHICULAR
•
STEP QUANTITY: 12
•
FIRST END DIAMETER: 2.8770 INCHES NOMINAL IN
•
SECOND END DIAMETER: 1.2470 INCHES NOMINAL IN
•
LARGEST STEP DIAMETER: 3.375 INCHES NOMINAL IN
•
SECOND END DISTANCE FROM HOLE CENTER TO END: 0.297 INCHES NOMINAL IN
•
SECOND END HOLE DEPTH: 4.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATATRANSFER TRANSMISSION ASSEMBLY,VEHICULAR
STEP QUANTITY12
FIRST END DIAMETER2.8770 INCHES NOMINAL IN
SECOND END DIAMETER1.2470 INCHES NOMINAL IN
LARGEST STEP DIAMETER3.375 INCHES NOMINAL IN
OVERALL LENGTH16.060 INCHES NOMINAL IN
SECOND END DISTANCE FROM HOLE CENTER TO END0.297 INCHES NOMINAL IN
SECOND END HOLE DEPTH4.500 INCHES NOMINAL IN
END SIMILARITYNOT IDENTICAL
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES 2
2520003017741Reference document
Same NSN cross-reference
Reference document — Informative reference only
A3880Y545Reference 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 3880Y545?
3880Y545 is a SHAFT,SHOULDERED.
What parts can replace 3880Y545?
There are 2 known substitutes for 3880Y545: 2520003017741, A3880Y545. Substitute compatibility should be verified for your specific system.
What is the NSN for 3880Y545?
3880Y545 is cataloged in the U.S. Government catalog under NSN 3040-00-301-7741. 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.