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31-01609-2 — SHAFT,SHOULDERED

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

31-01609-2: SHAFT,SHOULDERED.

The SHAFT,SHOULDERED is a the manufacturer industrial component. Key specifications include material: STEEL, end_similarity: NOT IDENTICAL, overall_length: 4.156 INCHES NOMINAL IN, surface_finish: 16.0 MICROINCHES, first_end_style: PLAIN, second_end_style: SPLINED (INVOLUTE). This part is cataloged in the U.S.

Government catalog under NSN 3040-00-014-1879, 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
31-01609-2
NSN: 3040-00-014-1879
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 72914 — GRIMES AEROSPACE COMPANY (USA)
SPECIFICATIONS
materialSTEEL
step_quantity2
end_similarityNOT IDENTICAL
overall_length4.156 INCHES NOMINAL IN
surface_finish16.0 MICROINCHES
first_end_stylePLAIN
second_end_styleSPLINED (INVOLUTE)
first_end_diameter0.2495 INCHES NOMINAL IN
second_end_diameter0.3100 INCHES NOMINAL IN
fsc_application_dataVALVE,FUEL SHUTOFF
largest_step_diameter0.500 INCHES NOMINAL IN
second_end_spline_length0.120 INCHES NOMINAL IN
NSN3040-00-014-1879
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SHAFT,SHOULDERED TITLE COMPONENT PN 31-01609-2 MFR SHAFT,SHOULDERED
KEY FEATURES
•
SURFACE FINISH: 16.0 MICROINCHES
•
FSC APPLICATION DATA: VALVE,FUEL SHUTOFF
•
STEP QUANTITY: 2
•
FIRST END DIAMETER: 0.2495 INCHES NOMINAL IN
•
SECOND END DIAMETER: 0.3100 INCHES NOMINAL IN
•
LARGEST STEP DIAMETER: 0.500 INCHES NOMINAL IN
•
SECOND END SPLINE MINOR DIAMETER: 0.2660 INCHES NOMINAL IN
•
FIRST END STYLE: PLAIN
TECHNICAL CHARACTERISTICS
SURFACE FINISH16.0 MICROINCHES
FSC APPLICATION DATAVALVE,FUEL SHUTOFF
STEP QUANTITY2
FIRST END DIAMETER0.2495 INCHES NOMINAL IN
SECOND END DIAMETER0.3100 INCHES NOMINAL IN
LARGEST STEP DIAMETER0.500 INCHES NOMINAL IN
SECOND END SPLINE MINOR DIAMETER0.2660 INCHES NOMINAL IN
FIRST END STYLEPLAIN
SECOND END SPLINE MAJOR DIAMETER0.3235 INCHES NOMINAL IN
OVERALL LENGTH4.156 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)Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 31-01609-2?
31-01609-2 is a SHAFT,SHOULDERED.
What is the NSN for 31-01609-2?
31-01609-2 is cataloged in the U.S. Government catalog under NSN 3040-00-014-1879. 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.