8682820 — GEAR,SPUR

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

8682820: GEAR,SPUR.

The GEAR,SPUR is a the manufacturer industrial component. Key specifications include body_style: PLAIN, SOLID, tooth_form: STANDARD, pitch_diameter: 4.1250 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES, teeth_quantity: 33, hardness_rating: 58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-679-4972, 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

8682820

NSN: 3020-00-679-4972
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)

SPECIFICATIONS

body_style	PLAIN, SOLID
tooth_form	STANDARD
pitch_diameter	4.1250 INCHES NOMINAL IN
pressure_angle	20.0000 DEGREES
teeth_quantity	33
hardness_rating	58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL
spline_quantity	15 BOTH ENDS
style_designator	PROTRUDING HUB
attachment_method	MOUNTING HOLE
nominal_overall_length	3.810 INCHES IN
nominal_outside_diameter	4.375 INCHES IN
first_step_nominal_length	0.250 INCHES FIRST END IN
NSN	3020-00-679-4972

COMPONENT DIAGRAM

KEY FEATURES

•

TEETH QUANTITY: 33

•

BODY STYLE: PLAIN, SOLID

•

FIRST STEP NOMINAL LENGTH: 0.250 INCHES FIRST END IN

•

MOUNTING HOLE NOMINAL DIAMETER: 0.590 INCHES AXIALLY THROUGH FLANGE IN

•

HARDNESS RATING: 58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL

•

NOMINAL OVERALL LENGTH: 3.810 INCHES IN

•

STYLE DESIGNATOR: PROTRUDING HUB

•

PITCH DIAMETER: 4.1250 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

TEETH QUANTITY	33
BODY STYLE	PLAIN, SOLID
FIRST STEP NOMINAL LENGTH	0.250 INCHES FIRST END IN
MOUNTING HOLE NOMINAL DIAMETER	0.590 INCHES AXIALLY THROUGH FLANGE IN
HARDNESS RATING	58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL
NOMINAL OVERALL LENGTH	3.810 INCHES IN
STYLE DESIGNATOR	PROTRUDING HUB
PITCH DIAMETER	4.1250 INCHES NOMINAL IN
TOOTH FORM	STANDARD
SPLINE QUANTITY	15 BOTH ENDS

OTHER ITEMS IN FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

3020-00-001-2090 3020-00-001-4468 3020-00-007-2779 3020-00-009-4033 3020-00-031-2269 3020-00-146-4181 3020-00-146-4222 3020-00-425-7115

SUBSTITUTES & CROSS-REFERENCES 2

3020006794972Reference document

Same NSN cross-reference

Reference document — Informative reference only

587494Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 8682820?

8682820 is a GEAR,SPUR.

What parts can replace 8682820?

There are 2 known substitutes for 8682820: 3020006794972, 587494. Substitute compatibility should be verified for your specific system.

What is the NSN for 8682820?

8682820 is cataloged in the U.S. Government catalog under NSN 3020-00-679-4972. This indicates validated use in U.S. government and defense supply chains.

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8682820 — GEAR,SPUR

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