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517980 — SHAFT,SHOULDERED

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

517980: SHAFT,SHOULDERED.

The SHAFT,SHOULDERED is a the manufacturer industrial component. Key specifications include end_similarity: NOT IDENTICAL, overall_length: 9.400 INCHES NOMINAL IN, special_features: EXTERNAL INVOLUTE SPLINE IN TWO PLACES,SEE SKETCH ATTACHED, first_end_diameter: 0.9355 INCHES NOMINAL IN, fsc_application_data: FAN DRIVE,ENGINE,NONAIRCRAFT, first_end_distance_from_end_to_flat: 1.650 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3040-00-734-6599, 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
517980
NSN: 3040-00-734-6599
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 02978 — RENK AMERICA LLC DIV RENK AMERICA (USA)
SPECIFICATIONS
end_similarityNOT IDENTICAL
overall_length9.400 INCHES NOMINAL IN
special_featuresEXTERNAL INVOLUTE SPLINE IN TWO PLACES,SEE SKETCH ATTACHED
first_end_diameter0.9355 INCHES NOMINAL IN
fsc_application_dataFAN DRIVE,ENGINE,NONAIRCRAFT
first_end_distance_from_end_to_flat1.650 INCHES NOMINAL IN
NSN3040-00-734-6599
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SHAFT,SHOULDERED TITLE COMPONENT PN 517980 MFR SHAFT,SHOULDERED
KEY FEATURES
•
FSC APPLICATION DATA: FAN DRIVE,ENGINE,NONAIRCRAFT
•
FIRST END DIAMETER: 0.9355 INCHES NOMINAL IN
•
FIRST END DISTANCE FROM END TO FLAT: 1.650 INCHES NOMINAL IN
•
END SIMILARITY: NOT IDENTICAL
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATAFAN DRIVE,ENGINE,NONAIRCRAFT
FIRST END DIAMETER0.9355 INCHES NOMINAL IN
FIRST END DISTANCE FROM END TO FLAT1.650 INCHES NOMINAL IN
OVERALL LENGTH9.400 INCHES NOMINAL IN
END SIMILARITYNOT IDENTICAL
SPECIAL FEATURESEXTERNAL INVOLUTE SPLINE IN TWO PLACES,SEE SKETCH ATTACHED
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
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FREQUENTLY ASKED QUESTIONS
What is 517980?
517980 is a SHAFT,SHOULDERED.
What is the NSN for 517980?
517980 is cataloged in the U.S. Government catalog under NSN 3040-00-734-6599. 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.