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12285324 — GEARSHAFT,SPUR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

12285324: GEARSHAFT,SPUR.

The GEARSHAFT,SPUR is a the manufacturer industrial component. Key specifications include face_width: 0.500 INCHES NOMINAL IN, shaft_type: SHOULDERED, gear_material: STEEL COMP 4140, overall_length: 2.620 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES, shaft_end_size: 0.4726 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-073-9856, 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
12285324
NSN: 3040-01-073-9856
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
face_width0.500 INCHES NOMINAL IN
shaft_typeSHOULDERED
gear_materialSTEEL COMP 4140
overall_length2.620 INCHES NOMINAL IN
pressure_angle20.0000 DEGREES
shaft_end_size0.4726 INCHES IN
shaft_end_typeSPLINED INVOLUTE
shaft_materialSTEEL COMP 4140
teeth_quantity23
diametral_pitch24
gear_outside_diameter1.042 INCHES NOMINAL IN
gear_location_on_shaftOFF CENTER BETWEEN ENDS OF SHAFT
NSN3040-01-073-9856
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEARSHAFT,SPUR TITLE COMPONENT PN 12285324 MFR GEARSHAFT,SPUR
KEY FEATURES
•
SHAFT TYPE: SHOULDERED
•
SHAFT MATERIAL: STEEL COMP 4140
•
SHAFT LARGEST DIAMETER: 0.596 INCHES NOMINAL IN
•
SHAFT END SIZE: 0.4726 INCHES IN
•
TEETH QUANTITY: 23
•
DIAMETRAL PITCH: 24
•
GEAR OUTSIDE DIAMETER: 1.042 INCHES NOMINAL IN
•
LONGER SHAFT SEGMENT LENGTH: 1.748 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SHAFT TYPESHOULDERED
SHAFT MATERIALSTEEL COMP 4140
SHAFT LARGEST DIAMETER0.596 INCHES NOMINAL IN
SHAFT END SIZE0.4726 INCHES IN
TEETH QUANTITY23
DIAMETRAL PITCH24
GEAR OUTSIDE DIAMETER1.042 INCHES NOMINAL IN
LONGER SHAFT SEGMENT LENGTH1.748 INCHES NOMINAL IN
OVERALL LENGTH2.620 INCHES NOMINAL IN
GEAR MATERIALSTEEL COMP 4140
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 12285324?
12285324 is a GEARSHAFT,SPUR.
What is the NSN for 12285324?
12285324 is cataloged in the U.S. Government catalog under NSN 3040-01-073-9856. 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.