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105D3691 — GEARSHAFT,SPUR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

105D3691: GEARSHAFT,SPUR.

The GEARSHAFT,SPUR is a the manufacturer industrial component. Key specifications include face_width: 0.535 INCHES MINIMUM AND 0.545 INCHES MAXIMUM IN, shaft_type: SHOULDERED, gear_material: STEEL COMP 4140, overall_length: 4.562 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES, shaft_end_size: 0.438 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-025-3115, 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
105D3691
NSN: 3040-01-025-3115
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 05606 — GENERAL DYNAMICS-OTS, INC. DIV ORDNANCE AND TACTICAL SYSTEMS (USA)
SPECIFICATIONS
face_width0.535 INCHES MINIMUM AND 0.545 INCHES MAXIMUM IN
shaft_typeSHOULDERED
gear_materialSTEEL COMP 4140
overall_length4.562 INCHES NOMINAL IN
pressure_angle20.0000 DEGREES
shaft_end_size0.438 INCHES IN
shaft_end_typeTHREADED EXTERNAL
shaft_materialSTEEL COMP 4140
teeth_quantity18
diametral_pitch7.6500
gear_outside_diameter2.585 INCHES MINIMUM AND 2.593 INCHES MAXIMUM IN
gear_location_on_shaftON END OF SHAFT
NSN3040-01-025-3115
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEARSHAFT,SPUR TITLE COMPONENT PN 105D3691 MFR GEARSHAFT,SPUR
KEY FEATURES
•
SHAFT TYPE: SHOULDERED
•
SHAFT MATERIAL: STEEL COMP 4140
•
SHAFT LARGEST DIAMETER: 1.630 INCHES MINIMUM AND 1.670 INCHES MAXIMUM IN
•
SHAFT END SIZE: 0.438 INCHES IN
•
TEETH QUANTITY: 18
•
DIAMETRAL PITCH: 7.6500
•
GEAR OUTSIDE DIAMETER: 2.585 INCHES MINIMUM AND 2.593 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SHAFT TYPESHOULDERED
SHAFT MATERIALSTEEL COMP 4140
SHAFT LARGEST DIAMETER1.630 INCHES MINIMUM AND 1.670 INCHES MAXIMUM IN
SHAFT END SIZE0.438 INCHES IN
TEETH QUANTITY18
DIAMETRAL PITCH7.6500
GEAR OUTSIDE DIAMETER2.585 INCHES MINIMUM AND 2.593 INCHES MAXIMUM IN
OVERALL LENGTH4.562 INCHES NOMINAL IN
GEAR MATERIALSTEEL COMP 4140
SHAFT END TYPETHREADED EXTERNAL
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: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 105D3691?
105D3691 is a GEARSHAFT,SPUR.
What is the NSN for 105D3691?
105D3691 is cataloged in the U.S. Government catalog under NSN 3040-01-025-3115. 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.