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65393-04021 — GEARSHAFT,SPUR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

65393-04021: GEARSHAFT,SPUR.

The GEARSHAFT,SPUR is a the manufacturer industrial component. Key specifications include face_width: 0.400 INCHES NOMINAL IN, gear_material: STEEL, overall_length: 9.403 INCHES NOMINAL IN, pressure_angle: 22.5000 DEGREES, shaft_end_type: SERRATED AND SPLINED INVOLUTE, INTERNAL, shaft_material: STEEL. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-305-5848, 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
65393-04021
NSN: 3040-01-305-5848
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 78286 — SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP (USA)
SPECIFICATIONS
face_width0.400 INCHES NOMINAL IN
gear_materialSTEEL
overall_length9.403 INCHES NOMINAL IN
pressure_angle22.5000 DEGREES
shaft_end_typeSERRATED AND SPLINED INVOLUTE, INTERNAL
shaft_materialSTEEL
teeth_quantity45
diametral_pitch2
gear_outside_diameter4.700 INCHES NOMINAL IN
NSN3040-01-305-5848
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEARSHAFT,SPUR TITLE COMPONENT PN 65393-04021 MFR GEARSHAFT,SPUR
KEY FEATURES
•
SHAFT MATERIAL: STEEL
•
TEETH QUANTITY: 45
•
DIAMETRAL PITCH: 2
•
GEAR OUTSIDE DIAMETER: 4.700 INCHES NOMINAL IN
•
GEAR MATERIAL: STEEL
•
SHAFT END TYPE: SERRATED AND SPLINED INVOLUTE, INTERNAL
•
PRESSURE ANGLE: 22.5000 DEGREES
TECHNICAL CHARACTERISTICS
SHAFT MATERIALSTEEL
TEETH QUANTITY45
DIAMETRAL PITCH2
GEAR OUTSIDE DIAMETER4.700 INCHES NOMINAL IN
OVERALL LENGTH9.403 INCHES NOMINAL IN
GEAR MATERIALSTEEL
SHAFT END TYPESERRATED AND SPLINED INVOLUTE, INTERNAL
PRESSURE ANGLE22.5000 DEGREES
FACE WIDTH0.400 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)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 65393-04021?
65393-04021 is a GEARSHAFT,SPUR.
What is the NSN for 65393-04021?
65393-04021 is cataloged in the U.S. Government catalog under NSN 3040-01-305-5848. 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.