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8449931 — GEARSHAFT,SPUR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

8449931: GEARSHAFT,SPUR.

The GEARSHAFT,SPUR is a the manufacturer industrial component. Key specifications include face_width: 0.470 INCHES NOMINAL IN, shaft_type: SHOULDERED, gear_material: STEEL, overall_length: 3.605 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES, shaft_end_size: 0.472 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-164-3527, 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
8449931
NSN: 3040-01-164-3527
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 19204 — ARMY, UNITED STATES DEPARTMENT OF THE DBA ROCK ISLAND ARSENAL JMTC (USA)
SPECIFICATIONS
face_width0.470 INCHES NOMINAL IN
shaft_typeSHOULDERED
gear_materialSTEEL
overall_length3.605 INCHES NOMINAL IN
pressure_angle20.0000 DEGREES
shaft_end_size0.472 INCHES IN
shaft_end_typeSPLINED STRAIGHT AND CIRCULAR GROOVED, FLATTED, TAPERED
shaft_materialSTEEL
teeth_quantity22
diametral_pitch20
gear_outside_diameter1.200 INCHES NOMINAL IN
gear_location_on_shaftOFF CENTER BETWEEN ENDS OF SHAFT
NSN3040-01-164-3527
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEARSHAFT,SPUR TITLE COMPONENT PN 8449931 MFR GEARSHAFT,SPUR
KEY FEATURES
•
SHAFT TYPE: SHOULDERED
•
SHAFT MATERIAL: STEEL
•
SHAFT LARGEST DIAMETER: 0.811 INCHES NOMINAL IN
•
SHAFT END SIZE: 0.472 INCHES IN
•
TEETH QUANTITY: 22
•
DIAMETRAL PITCH: 20
•
GEAR OUTSIDE DIAMETER: 1.200 INCHES NOMINAL IN
•
LONGER SHAFT SEGMENT LENGTH: 3.135 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SHAFT TYPESHOULDERED
SHAFT MATERIALSTEEL
SHAFT LARGEST DIAMETER0.811 INCHES NOMINAL IN
SHAFT END SIZE0.472 INCHES IN
TEETH QUANTITY22
DIAMETRAL PITCH20
GEAR OUTSIDE DIAMETER1.200 INCHES NOMINAL IN
LONGER SHAFT SEGMENT LENGTH3.135 INCHES NOMINAL IN
OVERALL LENGTH3.605 INCHES NOMINAL IN
GEAR 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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 8449931?
8449931 is a GEARSHAFT,SPUR.
What is the NSN for 8449931?
8449931 is cataloged in the U.S. Government catalog under NSN 3040-01-164-3527. 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.