GC28-100 — GEAR,SPUR

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

GC28-100: GEAR,SPUR.

The GEAR,SPUR is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2024 FIRST GEAR, body_style: PLAIN, SOLID, bore_style: PLAIN BOTH ENDS, tooth_form: STANDARD, pitch_diameter: 1.2500 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES. This part is cataloged in the U.S.

Government catalog under NSN 3020-01-166-9366, 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

GC28-100

NSN: 3020-01-166-9366
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 23266 — SECS INC (USA)

SPECIFICATIONS

material	ALUMINUM ALLOY 2024 FIRST GEAR
body_style	PLAIN, SOLID
bore_style	PLAIN BOTH ENDS
tooth_form	STANDARD
pitch_diameter	1.2500 INCHES NOMINAL IN
pressure_angle	20.0000 DEGREES
teeth_quantity	100
special_features	HUB IS ALSO STEPPED,0.312 IN.DIA,0.031 IN.LG IN
style_designator	PROTRUDING HUB
attachment_method	CLAMP
surface_treatment	PASSIVATE OVERALL
face_nominal_width	0.125 INCHES IN
NSN	3020-01-166-9366

COMPONENT DIAGRAM

KEY FEATURES

•

BORE NOMINAL DIAMETER: 0.187 INCHES BOTH ENDS IN

•

HUB NOMINAL DIAMETER: 0.250 INCHES FIRST END IN

•

TEETH QUANTITY: 100

•

CLAMPING SURFACE NOMINAL LENGTH: 0.250 INCHES FIRST END IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35,TYPE 2 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 FIRST END IN

TECHNICAL CHARACTERISTICS

BORE NOMINAL DIAMETER	0.187 INCHES BOTH ENDS IN
HUB NOMINAL DIAMETER	0.250 INCHES FIRST END IN
TEETH QUANTITY	100
CLAMPING SURFACE NOMINAL LENGTH	0.250 INCHES FIRST END IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35,TYPE 2 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 FIRST END IN
PRECISION CLASSIFICATION	QUALITY NUMBER 10
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 3

806845-1100Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

DH37T-100Reference document

Same NSN cross-reference

Reference document — Secondary reference

806845Reference document

Same NSN cross-reference

Reference document — Vendor item drawing reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is GC28-100?

GC28-100 is a GEAR,SPUR.

What parts can replace GC28-100?

There are 3 known substitutes for GC28-100: 806845-1100, DH37T-100, 806845. Substitute compatibility should be verified for your specific system.

What is the NSN for GC28-100?

GC28-100 is cataloged in the U.S. Government catalog under NSN 3020-01-166-9366. This indicates validated use in U.S. government and defense supply chains.

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