1877PC4 — GEAR,SPUR

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

1877PC4: GEAR,SPUR.

The GEAR,SPUR is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY BODY, body_style: PLAIN, SOLID, tooth_form: STANDARD, pitch_diameter: 1.5000 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES, teeth_quantity: 72. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-678-0267, 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

1877PC4

NSN: 3020-00-678-0267
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 24658 — GENERAL REGULATOR CORP. DBA ACCUDRIV (USA)

SPECIFICATIONS

material	COPPER ALLOY BODY
body_style	PLAIN, SOLID
tooth_form	STANDARD
pitch_diameter	1.5000 INCHES NOMINAL IN
pressure_angle	20.0000 DEGREES
teeth_quantity	72
special_features	0.125 IN. DOWEL PIN IN GEAR FACE IN
style_designator	PROTRUDING HUBS
end_nominal_length	0.031 INCHES SECOND END IN
face_nominal_width	0.125 INCHES IN
end_nominal_diameter	0.250 INCHES SECOND END IN
hub_nominal_diameter	0.250 INCHES FIRST END IN
NSN	3020-00-678-0267

COMPONENT DIAGRAM

KEY FEATURES

•

HUB NOMINAL DIAMETER: 0.250 INCHES FIRST END IN

•

TEETH QUANTITY: 72

•

BODY STYLE: PLAIN, SOLID

•

NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END: 1.625 INCHES FIRST END IN

•

FIRST STEP NOMINAL LENGTH: 0.250 INCHES SECOND END IN

•

STYLE DESIGNATOR: PROTRUDING HUBS

•

PITCH DIAMETER: 1.5000 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

HUB NOMINAL DIAMETER	0.250 INCHES FIRST END IN
TEETH QUANTITY	72
BODY STYLE	PLAIN, SOLID
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END	1.625 INCHES FIRST END IN
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END	0.281 INCHES SECOND END IN
FIRST STEP NOMINAL LENGTH	0.250 INCHES SECOND END IN
STYLE DESIGNATOR	PROTRUDING HUBS
PITCH DIAMETER	1.5000 INCHES NOMINAL IN
TOOTH FORM	STANDARD
FIRST STEP NOMINAL DIAMETER	0.750 INCHES SECOND END IN

SUBSTITUTES & CROSS-REFERENCES 2

81449-04Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

1876-4Reference 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 1877PC4?

1877PC4 is a GEAR,SPUR.

What parts can replace 1877PC4?

There are 2 known substitutes for 1877PC4: 81449-04, 1876-4. Substitute compatibility should be verified for your specific system.

What is the NSN for 1877PC4?

1877PC4 is cataloged in the U.S. Government catalog under NSN 3020-00-678-0267. This indicates validated use in U.S. government and defense supply chains.

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