PartsTable
Technical Data Sheet
Download PDF

1F5781 — SHAFT,SHOULDERED

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

1F5781: SHAFT,SHOULDERED.

The SHAFT,SHOULDERED is a the manufacturer industrial component. Key specifications include overall_length: 16.250 INCHES NOMINAL IN, largest_step_diameter: 4.375 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3040-00-149-8061, 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
1F5781
NSN: 3040-00-149-8061
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
step_quantity5
overall_length16.250 INCHES NOMINAL IN
largest_step_diameter4.375 INCHES NOMINAL IN
NSN3040-00-149-8061
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SHAFT,SHOULDERED TITLE COMPONENT PN 1F5781 MFR SHAFT,SHOULDERED
KEY FEATURES
•
STEP QUANTITY: 5
•
LARGEST STEP DIAMETER: 4.375 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
STEP QUANTITY5
LARGEST STEP DIAMETER4.375 INCHES NOMINAL IN
OVERALL LENGTH16.250 INCHES NOMINAL IN
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
Ready to buy 1F5781?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 1F5781?
1F5781 is a SHAFT,SHOULDERED.
What is the NSN for 1F5781?
1F5781 is cataloged in the U.S. Government catalog under NSN 3040-00-149-8061. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 1F5781

✓ 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.