DH57T20 — GEAR,SPUR

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

DH57T20: GEAR,SPUR.

The GEAR,SPUR is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, body_style: WEBBED, SOLID, bore_style: PLAIN BOTH ENDS, tooth_form: STANDARD, pitch_diameter: 0.4166 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES. This part is cataloged in the U.S.

Government catalog under NSN 3020-01-167-7150, 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

DH57T20

NSN: 3020-01-167-7150
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 29964 — ALLIED DEVICES CORP DBA ABSOLUTE PRECISION CO (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING OVERALL
body_style	WEBBED, SOLID
bore_style	PLAIN BOTH ENDS
tooth_form	STANDARD
pitch_diameter	0.4166 INCHES NOMINAL IN
pressure_angle	20.0000 DEGREES
teeth_quantity	20
style_designator	PROTRUDING HUB
attachment_method	CLAMP
surface_treatment	PASSIVATE OVERALL
face_nominal_width	0.125 INCHES IN
hub_nominal_diameter	0.310 INCHES FIRST END IN
NSN	3020-01-167-7150

COMPONENT DIAGRAM

KEY FEATURES

•

BORE NOMINAL DIAMETER: 0.188 INCHES BOTH ENDS IN

•

HUB NOMINAL DIAMETER: 0.310 INCHES FIRST END IN

•

TEETH QUANTITY: 20

•

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: WEBBED, 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	0.188 INCHES BOTH ENDS IN
HUB NOMINAL DIAMETER	0.310 INCHES FIRST END IN
TEETH QUANTITY	20
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	WEBBED, 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

SUBSTITUTES & CROSS-REFERENCES 2

13027294Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

10085816Reference document

Same NSN cross-reference

Reference document — Informative reference only

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation

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FREQUENTLY ASKED QUESTIONS

What is DH57T20?

DH57T20 is a GEAR,SPUR.

What parts can replace DH57T20?

There are 2 known substitutes for DH57T20: 13027294, 10085816. Substitute compatibility should be verified for your specific system.

What is the NSN for DH57T20?

DH57T20 is cataloged in the U.S. Government catalog under NSN 3020-01-167-7150. This indicates validated use in U.S. government and defense supply chains.

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