8756471 — GEAR,HELICAL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

8756471: GEAR,HELICAL.

The GEAR,HELICAL is a the manufacturer industrial component. Key specifications include body_style: WEBBED, SOLID, bore_style: INVOLUTE SPLINE BOTH ENDS, teeth_type: SINGLE HELIX, tooth_form: STUB, pitch_diameter: 7.0949 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-679-7969, 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

8756471

NSN: 3020-00-679-7969
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)

SPECIFICATIONS

body_style	WEBBED, SOLID
bore_style	INVOLUTE SPLINE BOTH ENDS
teeth_type	SINGLE HELIX
tooth_form	STUB
pitch_diameter	7.0949 INCHES NOMINAL IN
pressure_angle	20.0000 DEGREES
teeth_quantity	81
hardness_rating	58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL
spline_quantity	14 BOTH ENDS
tooth_direction	RIGHT
style_designator	PROTRUDING HUBS
face_nominal_width	1.125 INCHES IN
NSN	3020-00-679-7969

COMPONENT DIAGRAM

KEY FEATURES

•

TEETH QUANTITY: 81

•

BODY STYLE: WEBBED, SOLID

•

TOOTH DIRECTION: RIGHT

•

BORE STYLE: INVOLUTE SPLINE BOTH ENDS

•

TEETH TYPE: SINGLE HELIX

•

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

•

NOMINAL OVERALL LENGTH: 3.125 INCHES IN

•

STYLE DESIGNATOR: PROTRUDING HUBS

TECHNICAL CHARACTERISTICS

TEETH QUANTITY	81
BODY STYLE	WEBBED, SOLID
TOOTH DIRECTION	RIGHT
BORE STYLE	INVOLUTE SPLINE BOTH ENDS
TEETH TYPE	SINGLE HELIX
HARDNESS RATING	58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL
NOMINAL OVERALL LENGTH	3.125 INCHES IN
STYLE DESIGNATOR	PROTRUDING HUBS
PITCH DIAMETER	7.0949 INCHES NOMINAL IN
TOOTH FORM	STUB

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 1

3020006797969Reference document

Same NSN cross-reference

Reference document — Informative 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 8756471?

8756471 is a GEAR,HELICAL.

What parts can replace 8756471?

There is 1 known substitute for 8756471: 3020006797969. Substitute compatibility should be verified for your specific system.

What is the NSN for 8756471?

8756471 is cataloged in the U.S. Government catalog under NSN 3020-00-679-7969. This indicates validated use in U.S. government and defense supply chains.

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8756471 — GEAR,HELICAL

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