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1851953 — SHAFT,SHOULDERED

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

1851953: SHAFT,SHOULDERED.

The SHAFT,SHOULDERED is a the manufacturer industrial component. Key specifications include material: STEEL, end_similarity: NOT IDENTICAL, overall_length: 1.650 INCHES NOMINAL IN, first_end_style: CIRCULAR GROOVED, second_end_style: CIRCULAR GROOVED, first_end_diameter: 0.5000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-054-4098, 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
1851953
NSN: 3040-01-054-4098
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 077S2 — DELCO REMY AMERICA INC (USA)
SPECIFICATIONS
materialSTEEL
step_quantity3
end_similarityNOT IDENTICAL
overall_length1.650 INCHES NOMINAL IN
first_end_styleCIRCULAR GROOVED
second_end_styleCIRCULAR GROOVED
first_end_diameter0.5000 INCHES NOMINAL IN
second_end_diameter0.5000 INCHES NOMINAL IN
largest_step_diameter0.500 INCHES NOMINAL IN
first_end_groove_width0.0380 INCHES NOMINAL IN
end_item_identificationINTERNATIONAL HARVESTER CO,ENGINE,MODEL D-360
second_end_groove_width0.0950 INCHES NOMINAL IN
NSN3040-01-054-4098
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SHAFT,SHOULDERED TITLE COMPONENT PN 1851953 MFR SHAFT,SHOULDERED
KEY FEATURES
•
STEP QUANTITY: 3
•
FIRST END DIAMETER: 0.5000 INCHES NOMINAL IN
•
SECOND END DIAMETER: 0.5000 INCHES NOMINAL IN
•
LARGEST STEP DIAMETER: 0.500 INCHES NOMINAL IN
•
FIRST END STYLE: CIRCULAR GROOVED
•
SECOND END GROOVE DIAMETER: 0.4190 INCHES NOMINAL IN
•
END SIMILARITY: NOT IDENTICAL
TECHNICAL CHARACTERISTICS
STEP QUANTITY3
FIRST END DIAMETER0.5000 INCHES NOMINAL IN
SECOND END DIAMETER0.5000 INCHES NOMINAL IN
LARGEST STEP DIAMETER0.500 INCHES NOMINAL IN
FIRST END STYLECIRCULAR GROOVED
OVERALL LENGTH1.650 INCHES NOMINAL IN
SECOND END GROOVE DIAMETER0.4190 INCHES NOMINAL IN
END SIMILARITYNOT IDENTICAL
FIRST END DISTANCE FROM END TO GROOVE0.050 INCHES NOMINAL IN
SECOND END GROOVE WIDTH0.0950 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
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1851953?
1851953 is a SHAFT,SHOULDERED.
What is the NSN for 1851953?
1851953 is cataloged in the U.S. Government catalog under NSN 3040-01-054-4098. 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.