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7979023 — GEAR,BEVEL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

7979023: GEAR,BEVEL.

The GEAR,BEVEL is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1040 OVERALL, body_style: WEBBED, OFFSET, SOLID, bore_style: W/ KEYWAY BOTH ENDS, teeth_type: STRAIGHT, pitch_angle: 57.8000 DEGREES, pitch_diameter: 3.3750 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-797-9023, 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
7979023
NSN: 3020-00-797-9023
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL COMP 1040 OVERALL
body_styleWEBBED, OFFSET, SOLID
bore_styleW/ KEYWAY BOTH ENDS
teeth_typeSTRAIGHT
pitch_angle57.8000 DEGREES
pitch_diameter3.3750 INCHES NOMINAL IN
pressure_angle20.0000 DEGREES
teeth_quantity27
hardness_rating16.0 ROCKWELL C MINIMUM AND 22.0 ROCKWELL C MAXIMUM OVERALL
style_designatorSIDE FACE, BACK HUB PROTRUDING
face_nominal_width0.620 INCHES IN
hub_nominal_diameter2.375 INCHES SECOND END IN
NSN3020-00-797-9023
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR,BEVEL TITLE COMPONENT PN 7979023 MFR GEAR,BEVEL
KEY FEATURES
•
KEYWAY NOMINAL WIDTH: 0.190 INCHES BOTH ENDS IN
•
BORE NOMINAL DIAMETER: 1.004 INCHES BOTH ENDS IN
•
HUB NOMINAL DIAMETER: 2.375 INCHES SECOND END IN
•
TEETH QUANTITY: 27
•
BODY STYLE: WEBBED, OFFSET, SOLID
•
PITCH ANGLE: 57.8000 DEGREES
•
BORE STYLE: W/ KEYWAY BOTH ENDS
•
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END: 1.094 INCHES SECOND END IN
TECHNICAL CHARACTERISTICS
KEYWAY NOMINAL WIDTH0.190 INCHES BOTH ENDS IN
BORE NOMINAL DIAMETER1.004 INCHES BOTH ENDS IN
HUB NOMINAL DIAMETER2.375 INCHES SECOND END IN
TEETH QUANTITY27
BODY STYLEWEBBED, OFFSET, SOLID
PITCH ANGLE57.8000 DEGREES
BORE STYLEW/ KEYWAY BOTH ENDS
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END1.094 INCHES SECOND END IN
TEETH TYPESTRAIGHT
HARDNESS RATING16.0 ROCKWELL C MINIMUM AND 22.0 ROCKWELL C MAXIMUM OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
278524Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 7979023?
7979023 is a GEAR,BEVEL.
What parts can replace 7979023?
There is 1 known substitute for 7979023: 278524. Substitute compatibility should be verified for your specific system.
What is the NSN for 7979023?
7979023 is cataloged in the U.S. Government catalog under NSN 3020-00-797-9023. 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.