12373390 — GEAR,SPUR

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

12373390: GEAR,SPUR.

The GEAR,SPUR is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OVERALL, body_style: PLAIN, SOLID, bore_style: PLAIN BOTH ENDS, pitch_diameter: 0.4375 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES, teeth_quantity: 21. This part is cataloged in the U.S.

Government catalog under NSN 3020-01-425-9560, 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

12373390

NSN: 3020-01-425-9560
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 05606 — GENERAL DYNAMICS-OTS, INC. DIV ORDNANCE AND TACTICAL SYSTEMS (USA)

SPECIFICATIONS

material	STEEL COMP 303 OVERALL
body_style	PLAIN, SOLID
bore_style	PLAIN BOTH ENDS
pitch_diameter	0.4375 INCHES NOMINAL IN
pressure_angle	20.0000 DEGREES
teeth_quantity	21
style_designator	PROTRUDING HUB
attachment_method	SLOT
surface_treatment	PASSIVATE OVERALL
face_nominal_width	0.125 INCHES IN
hub_nominal_diameter	0.248 INCHES SECOND END IN
hub_style_designator	SPLIT SECOND END
NSN	3020-01-425-9560

COMPONENT DIAGRAM

KEY FEATURES

•

BORE NOMINAL DIAMETER: 0.187 INCHES BOTH ENDS IN

•

HUB NOMINAL DIAMETER: 0.248 INCHES SECOND END IN

•

TEETH QUANTITY: 21

•

CLAMPING SURFACE NOMINAL LENGTH: 0.250 INCHES SECOND END IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

BODY STYLE: PLAIN, SOLID

•

BORE STYLE: PLAIN BOTH ENDS

•

NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END: 0.281 INCHES SECOND END IN

TECHNICAL CHARACTERISTICS

BORE NOMINAL DIAMETER	0.187 INCHES BOTH ENDS IN
HUB NOMINAL DIAMETER	0.248 INCHES SECOND END IN
TEETH QUANTITY	21
CLAMPING SURFACE NOMINAL LENGTH	0.250 INCHES SECOND END IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
BODY STYLE	PLAIN, SOLID
BORE STYLE	PLAIN BOTH ENDS
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END	0.281 INCHES SECOND END IN
PRECISION CLASSIFICATION	QUALITY NUMBER 14
STYLE DESIGNATOR	PROTRUDING HUB

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

S1164Z-P21-21TSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 12373390?

12373390 is a GEAR,SPUR.

What parts can replace 12373390?

There is 1 known substitute for 12373390: S1164Z-P21-21T. Substitute compatibility should be verified for your specific system.

What is the NSN for 12373390?

12373390 is cataloged in the U.S. Government catalog under NSN 3020-01-425-9560. This indicates validated use in U.S. government and defense supply chains.

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