12373389-1 — GEAR,ANTIBACKLASH,SPUR

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

12373389-1: GEAR,ANTIBACKLASH,SPUR.

The GEAR,ANTIBACKLASH,SPUR is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 HUB, bore_style: PLAIN BOTH ENDS, pitch_diameter: 1.7500 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES, teeth_quantity: 84, style_designator: PROTRUDING HUB. This part is cataloged in the U.S.

Government catalog under NSN 3020-01-425-9562, 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

12373389-1

NSN: 3020-01-425-9562
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 01365 — MARINE CORPS SYSTEMS COMMAND DIV MARINE CORPS SYSTEMS COMMAND TECHNICAL DATA REPOSITORY CUSTOMER SERVICE (USA)

SPECIFICATIONS

material	STEEL COMP 303 HUB
bore_style	PLAIN BOTH ENDS
pitch_diameter	1.7500 INCHES NOMINAL IN
pressure_angle	20.0000 DEGREES
teeth_quantity	84
style_designator	PROTRUDING HUB
attachment_method	SLOT
surface_treatment	PASSIVATE FIRST GEAR
face_nominal_width	0.104 INCHES IN
hub_nominal_diameter	0.248 INCHES SECOND END IN
hub_style_designator	SPLIT SECOND END
bore_nominal_diameter	0.187 INCHES BOTH ENDS IN
NSN	3020-01-425-9562

COMPONENT DIAGRAM

KEY FEATURES

•

BORE NOMINAL DIAMETER: 0.187 INCHES BOTH ENDS IN

•

HUB NOMINAL DIAMETER: 0.248 INCHES SECOND END IN

•

TEETH QUANTITY: 84

•

CLAMPING SURFACE NOMINAL LENGTH: 0.221 INCHES SECOND END IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-STD-171 MIL STD SINGLE TREATMENT RESPONSE FIRST GEAR

TECHNICAL CHARACTERISTICS

BORE NOMINAL DIAMETER	0.187 INCHES BOTH ENDS IN
HUB NOMINAL DIAMETER	0.248 INCHES SECOND END IN
TEETH QUANTITY	84
CLAMPING SURFACE NOMINAL LENGTH	0.221 INCHES SECOND END IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-STD-171 MIL STD SINGLE TREATMENT RESPONSE FIRST GEAR
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-STD-171 MIL STD SINGLE TREATMENT RESPONSE FIRST GEARUNABLE TO DECODE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-STD-171 MIL STD SINGLE TREATMENT RESPONSE HUB
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-STD-171 MIL STD SINGLE TREATMENT RESPONSE SECOND GEAR
BORE STYLE	PLAIN BOTH ENDS
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END	0.221 INCHES SECOND END IN

SUBSTITUTES & CROSS-REFERENCES 2

12373389Reference document

Same NSN cross-reference

Reference document — Secondary reference

1273389-1Reference 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 12373389-1?

12373389-1 is a GEAR,ANTIBACKLASH,SPUR.

What parts can replace 12373389-1?

There are 2 known substitutes for 12373389-1: 12373389, 1273389-1. Substitute compatibility should be verified for your specific system.

What is the NSN for 12373389-1?

12373389-1 is cataloged in the U.S. Government catalog under NSN 3020-01-425-9562. This indicates validated use in U.S. government and defense supply chains.

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12373389-1 — GEAR,ANTIBACKLASH,SPUR

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