1B7113 — GEAR,HELICAL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

1B7113: GEAR,HELICAL.

The GEAR,HELICAL is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, body_style: PLAIN, SOLID, bore_style: W/ KEYWAY BOTH ENDS, teeth_type: SINGLE HELIX, tooth_form: STANDARD, helix_angle: 39.5167 DEGREES. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-517-1120, 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

1B7113

NSN: 3020-00-517-1120
NIINs: 005171120, 014474728
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 95201 — NAPCO INTERNATIONAL LLC DBA NAPCO INTERNATIONAL INC (USA)

SPECIFICATIONS

material	STEEL OVERALL
body_style	PLAIN, SOLID
bore_style	W/ KEYWAY BOTH ENDS
teeth_type	SINGLE HELIX
tooth_form	STANDARD
helix_angle	39.5167 DEGREES
pitch_diameter	3.5000 INCHES NOMINAL IN
pressure_angle	14.5000 DEGREES
teeth_quantity	27
tooth_direction	LEFT
style_designator	HUBLESS
attachment_method	MOUNTING HOLE
NSN	3020-00-517-1120

COMPONENT DIAGRAM

KEY FEATURES

•

KEYWAY NOMINAL WIDTH: 0.251 INCHES BOTH ENDS IN

•

BORE NOMINAL DIAMETER: 1.929 INCHES BOTH ENDS IN

•

HELIX ANGLE: 39.5167 DEGREES

•

TEETH QUANTITY: 27

•

BODY STYLE: PLAIN, SOLID

•

TOOTH DIRECTION: LEFT

•

BORE STYLE: W/ KEYWAY BOTH ENDS

•

MOUNTING HOLE TYPE AND QUANTITY: 2 THREADED AXIALLY THROUGH BODY FIRST END

TECHNICAL CHARACTERISTICS

KEYWAY NOMINAL WIDTH	0.251 INCHES BOTH ENDS IN
BORE NOMINAL DIAMETER	1.929 INCHES BOTH ENDS IN
HELIX ANGLE	39.5167 DEGREES
TEETH QUANTITY	27
BODY STYLE	PLAIN, SOLID
TOOTH DIRECTION	LEFT
BORE STYLE	W/ KEYWAY BOTH ENDS
MOUNTING HOLE TYPE AND QUANTITY	2 THREADED AXIALLY THROUGH BODY FIRST END
TEETH TYPE	SINGLE HELIX
STYLE DESIGNATOR	HUBLESS

SUBSTITUTES & CROSS-REFERENCES 7

15039DReference document

Same NSN cross-reference

Reference document — Secondary reference

31251FReference document

Same NSN cross-reference

Reference document — Secondary reference

96046Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

2UU023Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

15039BReference document

Same NSN cross-reference

Reference document — Secondary reference

15039Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 1B7113?

1B7113 is a GEAR,HELICAL.

What parts can replace 1B7113?

There are 7 known substitutes for 1B7113: 15039D, 31251F, 96046 and 4 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 1B7113?

1B7113 is cataloged in the U.S. Government catalog under NSN 3020-00-517-1120. This indicates validated use in U.S. government and defense supply chains.

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1B7113 — GEAR,HELICAL

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