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12351123 — SHAFT,SHOULDERED

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

12351123: SHAFT,SHOULDERED.

The SHAFT,SHOULDERED is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 5086, end_similarity: NOT IDENTICAL, overall_length: 3.462 INCHES NOMINAL IN, surface_finish: 63.0 MICROINCHES, first_end_style: UNTHREADED CROSS DRILLED, first_end_diameter: 0.4945 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-313-2838, 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
12351123
NSN: 3040-01-313-2838
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 5086
step_quantity2
end_similarityNOT IDENTICAL
overall_length3.462 INCHES NOMINAL IN
surface_finish63.0 MICROINCHES
first_end_styleUNTHREADED CROSS DRILLED
first_end_diameter0.4945 INCHES NOMINAL IN
first_end_hole_depth0.495 INCHES NOMINAL IN
largest_step_diameter1.245 INCHES NOMINAL IN
end_item_identification2350-01-248-7619
first_end_hole_diameter0.1900 INCHES NOMINAL IN
material_document_and_classificationQQ-A-250/7 FED SPEC SINGLE MATERIAL RESPONSE
NSN3040-01-313-2838
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SHAFT,SHOULDERED TITLE COMPONENT PN 12351123 MFR SHAFT,SHOULDERED
KEY FEATURES
•
SURFACE FINISH: 63.0 MICROINCHES
•
STEP QUANTITY: 2
•
FIRST END DIAMETER: 0.4945 INCHES NOMINAL IN
•
LARGEST STEP DIAMETER: 1.245 INCHES NOMINAL IN
•
FIRST END HOLE DEPTH: 0.495 INCHES NOMINAL IN
•
FIRST END STYLE: UNTHREADED CROSS DRILLED
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/7 FED SPEC SINGLE MATERIAL RESPONSE
TECHNICAL CHARACTERISTICS
SURFACE FINISH63.0 MICROINCHES
STEP QUANTITY2
FIRST END DIAMETER0.4945 INCHES NOMINAL IN
LARGEST STEP DIAMETER1.245 INCHES NOMINAL IN
FIRST END HOLE DEPTH0.495 INCHES NOMINAL IN
FIRST END STYLEUNTHREADED CROSS DRILLED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/7 FED SPEC SINGLE MATERIAL RESPONSE
OVERALL LENGTH3.462 INCHES NOMINAL IN
END SIMILARITYNOT IDENTICAL
FIRST END HOLE DIAMETER0.1900 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 12351123?
12351123 is a SHAFT,SHOULDERED.
What is the NSN for 12351123?
12351123 is cataloged in the U.S. Government catalog under NSN 3040-01-313-2838. 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.