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2C1-04750 — GEARSHAFT,SPUR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

2C1-04750: GEARSHAFT,SPUR.

The GEARSHAFT,SPUR is a the manufacturer industrial component. Key specifications include face_width: 7.375 INCHES NOMINAL IN, shaft_type: SHOULDERED, gear_material: STEEL COMP 4820, overall_length: 16.375 INCHES NOMINAL IN, pressure_angle: 25.0000 DEGREES, shaft_end_size: 4.003 INCHES AND 5.000 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-449-0707, 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
2C1-04750
NSN: 3040-01-449-0707
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 34712 — LAKE SHORE SYSTEMS, INC. (USA)
SPECIFICATIONS
face_width7.375 INCHES NOMINAL IN
shaft_typeSHOULDERED
gear_materialSTEEL COMP 4820
overall_length16.375 INCHES NOMINAL IN
pressure_angle25.0000 DEGREES
shaft_end_size4.003 INCHES AND 5.000 INCHES IN
shaft_end_typePLAIN AND THREADED INTERNAL
shaft_materialSTEEL COMP 4820
teeth_quantity16
diametral_pitch25
hardness_rating61.0 ROCKWELL C MINIMUM AND 64.0 ROCKWELL C MAXIMUM TEETH
special_featuresKEYWAY INCLUDED ON LONGEST SHAFT 1.250 IN. WIDE BY .625 IN. DEEP IN
NSN3040-01-449-0707
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEARSHAFT,SPUR TITLE COMPONENT PN 2C1-04750 MFR GEARSHAFT,SPUR
KEY FEATURES
•
SHAFT TYPE: SHOULDERED
•
SHAFT MATERIAL: STEEL COMP 4820
•
SHAFT LARGEST DIAMETER: 5.000 INCHES NOMINAL IN
•
SHAFT END SIZE: 4.003 INCHES AND 5.000 INCHES IN
•
TEETH QUANTITY: 16
•
DIAMETRAL PITCH: 25
•
GEAR OUTSIDE DIAMETER: 7.188 INCHES MINIMUM AND 7.200 INCHES MAXIMUM IN
•
LONGER SHAFT SEGMENT LENGTH: 6.438 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SHAFT TYPESHOULDERED
SHAFT MATERIALSTEEL COMP 4820
SHAFT LARGEST DIAMETER5.000 INCHES NOMINAL IN
SHAFT END SIZE4.003 INCHES AND 5.000 INCHES IN
TEETH QUANTITY16
DIAMETRAL PITCH25
GEAR OUTSIDE DIAMETER7.188 INCHES MINIMUM AND 7.200 INCHES MAXIMUM IN
LONGER SHAFT SEGMENT LENGTH6.438 INCHES NOMINAL IN
HARDNESS RATING61.0 ROCKWELL C MINIMUM AND 64.0 ROCKWELL C MAXIMUM TEETH
OVERALL LENGTH16.375 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 2
2E3-00295 IT NO 5Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
2E3-00295Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 2C1-04750?
2C1-04750 is a GEARSHAFT,SPUR.
What parts can replace 2C1-04750?
There are 2 known substitutes for 2C1-04750: 2E3-00295 IT NO 5, 2E3-00295. Substitute compatibility should be verified for your specific system.
What is the NSN for 2C1-04750?
2C1-04750 is cataloged in the U.S. Government catalog under NSN 3040-01-449-0707. 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.