S9176-AR0021 — GEAR,ANTIBACKLASH,SPUR

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

S9176-AR0021: GEAR,ANTIBACKLASH,SPUR.

The GEAR,ANTIBACKLASH,SPUR is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, bore_style: PLAIN BOTH ENDS, tooth_form: STANDARD, pitch_diameter: 1.1250 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES, teeth_quantity: 108. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-368-8252, 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

S9176-AR0021

NSN: 3020-00-368-8252
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 12444 — DESIGNATRONICS INC PERFECT GEAR AND INSTRUMENT DIV (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING OVERALL
bore_style	PLAIN BOTH ENDS
tooth_form	STANDARD
pitch_diameter	1.1250 INCHES NOMINAL IN
pressure_angle	20.0000 DEGREES
teeth_quantity	108
style_designator	PROTRUDING HUB
surface_treatment	PASSIVATE OVERALL
face_nominal_width	0.104 INCHES IN
backlash_designation	GRADE C
hub_nominal_diameter	0.437 INCHES FIRST END IN
hub_style_designator	PINNED FIRST END
NSN	3020-00-368-8252

COMPONENT DIAGRAM

KEY FEATURES

•

FURNISHED ITEMS AND QUANTITY: 1 SETSCREW

•

BORE NOMINAL DIAMETER: 0.250 INCHES BOTH ENDS IN

•

HUB NOMINAL DIAMETER: 0.437 INCHES FIRST END IN

•

BACKLASH DESIGNATION: GRADE C

•

TEETH QUANTITY: 108

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-STD-171,FINISH NO. 5.4.1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL

•

BORE STYLE: PLAIN BOTH ENDS

•

NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END: 0.221 INCHES FIRST END IN

TECHNICAL CHARACTERISTICS

FURNISHED ITEMS AND QUANTITY	1 SETSCREW
BORE NOMINAL DIAMETER	0.250 INCHES BOTH ENDS IN
HUB NOMINAL DIAMETER	0.437 INCHES FIRST END IN
BACKLASH DESIGNATION	GRADE C
TEETH QUANTITY	108
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-STD-171,FINISH NO. 5.4.1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
BORE STYLE	PLAIN BOTH ENDS
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END	0.221 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.

3020-00-001-2090 3020-00-001-4468 3020-00-007-2779 3020-00-009-4033 3020-00-031-2269 3020-00-146-4181 3020-00-146-4222 3020-00-425-7115

SUBSTITUTES & CROSS-REFERENCES 2

901003-1CReference document

Same NSN cross-reference

Reference document — Vendor item drawing reference

9716-1003SReference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is S9176-AR0021?

S9176-AR0021 is a GEAR,ANTIBACKLASH,SPUR.

What parts can replace S9176-AR0021?

There are 2 known substitutes for S9176-AR0021: 901003-1C, 9716-1003S. Substitute compatibility should be verified for your specific system.

What is the NSN for S9176-AR0021?

S9176-AR0021 is cataloged in the U.S. Government catalog under NSN 3020-00-368-8252. This indicates validated use in U.S. government and defense supply chains.

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