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12500631 — EXTENSION SHAFT

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

12500631: EXTENSION SHAFT.

The EXTENSION SHAFT is a the manufacturer industrial component. Key specifications include length: 2.50 INCHES NOMINAL IN, end_type: PROCESSED END, material: STEEL, socket_depth: 0.55 INCHES NOMINAL IN, shoulder_length: 0.55 INCHES NOMINAL IN, socket_diameter: 0.306 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-623-8569, 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
12500631
NSN: 3040-01-623-8569
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
length2.50 INCHES NOMINAL IN
end_typePROCESSED END
materialSTEEL
socket_depth0.55 INCHES NOMINAL IN
shoulder_length0.55 INCHES NOMINAL IN
socket_diameter0.306 INCHES NOMINAL IN
outside_diameter0.70 INCHES NOMINAL IN
shaft_end_designMALE
style_designatorPLAIN SOCKET
shaft_end_diameter0.190 INCHES NOMINAL IN
end_item_identification2350-01-087-1095
shaft_end_configurationROUND
NSN3040-01-623-8569
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available EXTENSION SHAFT TITLE COMPONENT PN 12500631 MFR EXTENSION SHAFT
KEY FEATURES
•
SOCKET DIAMETER: 0.306 INCHES NOMINAL IN
•
LENGTH: 2.50 INCHES NOMINAL IN
•
SOCKET DEPTH: 0.55 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLAIN SOCKET
•
OUTSIDE DIAMETER: 0.70 INCHES NOMINAL IN
•
SHAFT END DESIGN: MALE
•
SHAFT END DIAMETER: 0.190 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SOCKET DIAMETER0.306 INCHES NOMINAL IN
LENGTH2.50 INCHES NOMINAL IN
SOCKET DEPTH0.55 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN SOCKET
OUTSIDE DIAMETER0.70 INCHES NOMINAL IN
SHAFT END DESIGNMALE
SHAFT END DIAMETER0.190 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYSHAFT EXTENSION
END ITEM IDENTIFICATION2350-01-087-1095
MATERIALSTEEL
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: Insurance item — stocked against contingency demandDemilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 12500631?
12500631 is a EXTENSION SHAFT.
What is the NSN for 12500631?
12500631 is cataloged in the U.S. Government catalog under NSN 3040-01-623-8569. 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.