591396 — GEAR,HELICAL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

591396: GEAR,HELICAL.

The GEAR,HELICAL is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, body_style: WEBBED, SOLID, bore_style: PLAIN BOTH ENDS, teeth_type: SINGLE HELIX, tooth_form: SPECIAL, helix_angle: 20.0000 DEGREES. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-028-2671, 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

591396

NSN: 3020-00-028-2671
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 11862 — GENERAL MOTORS CORP CHEVROLET MOTOR DIV SPECIAL PRODUCTS DEPT (USA)

SPECIFICATIONS

material	STEEL OVERALL
body_style	WEBBED, SOLID
bore_style	PLAIN BOTH ENDS
teeth_type	SINGLE HELIX
tooth_form	SPECIAL
helix_angle	20.0000 DEGREES
pressure_angle	14.5000 DEGREES
teeth_quantity	33
tooth_direction	RIGHT
style_designator	PROTRUDING HUBS
features_provided	CASEHARDENED
face_nominal_width	0.750 INCHES IN
NSN	3020-00-028-2671

COMPONENT DIAGRAM

KEY FEATURES

•

BORE NOMINAL DIAMETER: 1.875 INCHES BOTH ENDS IN

•

HELIX ANGLE: 20.0000 DEGREES

•

HUB NOMINAL DIAMETER: 2.625 INCHES FIRST END IN

•

TEETH QUANTITY: 33

•

BODY STYLE: WEBBED, SOLID

•

TOOTH DIRECTION: RIGHT

•

BORE STYLE: PLAIN BOTH ENDS

TECHNICAL CHARACTERISTICS

BORE NOMINAL DIAMETER	1.875 INCHES BOTH ENDS IN
HELIX ANGLE	20.0000 DEGREES
HUB NOMINAL DIAMETER	2.625 INCHES FIRST END IN
HUB NOMINAL DIAMETER	2.500 INCHES SECOND END IN
TEETH QUANTITY	33
BODY STYLE	WEBBED, SOLID
TOOTH DIRECTION	RIGHT
BORE STYLE	PLAIN BOTH ENDS
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END	0.188 INCHES BOTH ENDS IN
TEETH TYPE	SINGLE HELIX

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 1

K345-18Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 591396?

591396 is a GEAR,HELICAL.

What parts can replace 591396?

There is 1 known substitute for 591396: K345-18. Substitute compatibility should be verified for your specific system.

What is the NSN for 591396?

591396 is cataloged in the U.S. Government catalog under NSN 3020-00-028-2671. This indicates validated use in U.S. government and defense supply chains.

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591396 — GEAR,HELICAL

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