A3211960 — GEAR,HELICAL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

A3211960: GEAR,HELICAL.

The GEAR,HELICAL is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4140 OVERALL, body_style: PLAIN, SOLID, bore_style: W/ KEYWAY BOTH ENDS, teeth_type: SINGLE HELIX, tooth_form: STANDARD, helix_angle: 5.0000 DEGREES. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-528-1725, 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

A3211960

NSN: 3020-00-528-1725
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 830Q4 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DBA CURTISS-WRIGHT STEAM AND AIR SOLUTIONS DIV STEAM AND AIR SOLUTIONS (USA)

SPECIFICATIONS

material	STEEL COMP 4140 OVERALL
body_style	PLAIN, SOLID
bore_style	W/ KEYWAY BOTH ENDS
teeth_type	SINGLE HELIX
tooth_form	STANDARD
helix_angle	5.0000 DEGREES
pitch_diameter	2.0000 INCHES NOMINAL IN
pressure_angle	30.0000 DEGREES
teeth_quantity	10
hardness_rating	52.0 ROCKWELL C MINIMUM AND 57.0 ROCKWELL C MAXIMUM OVERALL
tooth_direction	RIGHT
style_designator	HUBLESS
NSN	3020-00-528-1725

COMPONENT DIAGRAM

KEY FEATURES

•

KEYWAY NOMINAL WIDTH: 0.187 INCHES BOTH ENDS IN

•

BORE NOMINAL DIAMETER: 0.7502 INCHES BOTH ENDS IN

•

HELIX ANGLE: 5.0000 DEGREES

•

TEETH QUANTITY: 10

•

BODY STYLE: PLAIN, SOLID

•

TOOTH DIRECTION: RIGHT

•

BORE STYLE: W/ KEYWAY BOTH ENDS

•

TEETH TYPE: SINGLE HELIX

TECHNICAL CHARACTERISTICS

KEYWAY NOMINAL WIDTH	0.187 INCHES BOTH ENDS IN
BORE NOMINAL DIAMETER	0.7502 INCHES BOTH ENDS IN
HELIX ANGLE	5.0000 DEGREES
TEETH QUANTITY	10
BODY STYLE	PLAIN, SOLID
TOOTH DIRECTION	RIGHT
BORE STYLE	W/ KEYWAY BOTH ENDS
TEETH TYPE	SINGLE HELIX
HARDNESS RATING	52.0 ROCKWELL C MINIMUM AND 57.0 ROCKWELL C MAXIMUM OVERALL
STYLE DESIGNATOR	HUBLESS

SUBSTITUTES & CROSS-REFERENCES 3

LA63472Reference document

Same NSN cross-reference

Reference document — Secondary reference

LH63611PC10-8Reference document

Same NSN cross-reference

Reference document — Secondary reference

63472Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

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 A3211960?

A3211960 is a GEAR,HELICAL.

What parts can replace A3211960?

There are 3 known substitutes for A3211960: LA63472, LH63611PC10-8, 63472. Substitute compatibility should be verified for your specific system.

What is the NSN for A3211960?

A3211960 is cataloged in the U.S. Government catalog under NSN 3020-00-528-1725. This indicates validated use in U.S. government and defense supply chains.

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A3211960 — GEAR,HELICAL

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