8392319 — GEAR,SPUR

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

8392319: GEAR,SPUR.

The GEAR,SPUR is a the manufacturer industrial component. Key specifications include material: STEEL COMP 8720 AND STEEL COMP 8620 OVERALL, body_style: WEBBED, SOLID, bore_style: STRAIGHT SPLINE BOTH ENDS, tooth_form: STANDARD, pitch_diameter: 8.0000 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-301-7446, 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

8392319

NSN: 3020-00-301-7446
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)

SPECIFICATIONS

material	STEEL COMP 8720 AND STEEL COMP 8620 OVERALL
body_style	WEBBED, SOLID
bore_style	STRAIGHT SPLINE BOTH ENDS
tooth_form	STANDARD
pitch_diameter	8.0000 INCHES NOMINAL IN
pressure_angle	20.0000 DEGREES
teeth_quantity	24
hardness_rating	58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL
spline_quantity	6 BOTH ENDS
special_features	SPLINE MINOR DIA. 2.301 IN. NOM IN
style_designator	FLUSH HUB
face_nominal_width	1.750 INCHES IN
NSN	3020-00-301-7446

COMPONENT DIAGRAM

KEY FEATURES

•

HUB NOMINAL DIAMETER: 3.250 INCHES FIRST END IN

•

TEETH QUANTITY: 24

•

BODY STYLE: WEBBED, SOLID

•

BORE STYLE: STRAIGHT SPLINE BOTH ENDS

•

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

•

STYLE DESIGNATOR: FLUSH HUB

•

MATERIAL DOCUMENT AND CLASSIFICATION: 66,AISI/SAE 8720 FED STD 1ST MATERIAL RESPONSE AND 66,AISI/SAE 8620 FED STD 2ND MATERIAL RESPONSE OVERALL

TECHNICAL CHARACTERISTICS

HUB NOMINAL DIAMETER	3.250 INCHES FIRST END IN
HUB NOMINAL DIAMETER	3.250 INCHES SECOND END IN
TEETH QUANTITY	24
BODY STYLE	WEBBED, SOLID
BORE STYLE	STRAIGHT SPLINE BOTH ENDS
HARDNESS RATING	58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL
STYLE DESIGNATOR	FLUSH HUB
MATERIAL DOCUMENT AND CLASSIFICATION	66,AISI/SAE 8720 FED STD 1ST MATERIAL RESPONSE AND 66,AISI/SAE 8620 FED STD 2ND MATERIAL RESPONSE OVERALL
PITCH DIAMETER	8.0000 INCHES NOMINAL IN
TOOTH FORM	STANDARD

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.

3020-00-000-0091 3020-00-001-0027 3020-00-001-0028 3020-00-001-0063 3020-00-001-0064 3020-00-001-0066 3020-00-001-0071 3020-00-001-0072

SUBSTITUTES & CROSS-REFERENCES 1

21A1400Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 8392319?

8392319 is a GEAR,SPUR.

What parts can replace 8392319?

There is 1 known substitute for 8392319: 21A1400. Substitute compatibility should be verified for your specific system.

What is the NSN for 8392319?

8392319 is cataloged in the U.S. Government catalog under NSN 3020-00-301-7446. This indicates validated use in U.S. government and defense supply chains.

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8392319 — GEAR,SPUR

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