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2531211 — SHAFT,SHOULDERED

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

2531211: SHAFT,SHOULDERED.

The SHAFT,SHOULDERED is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130, end_similarity: IDENTICAL, overall_length: 16.062 INCHES NOMINAL IN, surface_finish: 125.0 MICROINCHES, first_end_style: CIRCULAR GROOVED AND SPLINED (STRAIGHT), first_end_diameter: 0.6166 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-253-1997, 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
2531211
NSN: 3040-01-253-1997
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL COMP 4130
step_quantity3
end_similarityIDENTICAL
overall_length16.062 INCHES NOMINAL IN
surface_finish125.0 MICROINCHES
first_end_styleCIRCULAR GROOVED AND SPLINED (STRAIGHT)
first_end_diameter0.6166 INCHES NOMINAL IN
largest_step_diameter0.750 INCHES NOMINAL IN
first_end_groove_width0.0390 INCHES NOMINAL IN
first_end_spline_length0.906 INCHES NOMINAL IN
first_end_groove_diameter0.5880 INCHES NOMINAL IN
first_end_spline_quantity14
NSN3040-01-253-1997
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SHAFT,SHOULDERED TITLE COMPONENT PN 2531211 MFR SHAFT,SHOULDERED
KEY FEATURES
•
SURFACE FINISH: 125.0 MICROINCHES
•
STEP QUANTITY: 3
•
FIRST END DIAMETER: 0.6166 INCHES NOMINAL IN
•
FIRST END SPLINE MAJOR DIAMETER: 0.6166 INCHES NOMINAL IN
•
LARGEST STEP DIAMETER: 0.750 INCHES NOMINAL IN
•
FIRST END STYLE: CIRCULAR GROOVED AND SPLINED (STRAIGHT)
•
FIRST END SPLINE LENGTH: 0.906 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SURFACE FINISH125.0 MICROINCHES
STEP QUANTITY3
FIRST END DIAMETER0.6166 INCHES NOMINAL IN
FIRST END SPLINE MAJOR DIAMETER0.6166 INCHES NOMINAL IN
LARGEST STEP DIAMETER0.750 INCHES NOMINAL IN
FIRST END STYLECIRCULAR GROOVED AND SPLINED (STRAIGHT)
OVERALL LENGTH16.062 INCHES NOMINAL IN
FIRST END SPLINE LENGTH0.906 INCHES NOMINAL IN
FIRST END SPLINE QUANTITY14
END SIMILARITYIDENTICAL
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 2531211?
2531211 is a SHAFT,SHOULDERED.
What is the NSN for 2531211?
2531211 is cataloged in the U.S. Government catalog under NSN 3040-01-253-1997. 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.