6578527 — GEAR,HELICAL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

6578527: GEAR,HELICAL.

The GEAR,HELICAL is a the manufacturer industrial component. Key specifications include material: STEEL COMP 8620H OVERALL, body_style: WEBBED, SOLID, bore_style: PLAIN BOTH ENDS, teeth_type: SINGLE HELIX, tooth_form: STANDARD, helix_angle: 24.7839 DEGREES. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-657-8527, 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

6578527

NSN: 3020-00-657-8527
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)

SPECIFICATIONS

material	STEEL COMP 8620H OVERALL
body_style	WEBBED, SOLID
bore_style	PLAIN BOTH ENDS
teeth_type	SINGLE HELIX
tooth_form	STANDARD
helix_angle	24.7839 DEGREES
pitch_diameter	9.2520 INCHES NOMINAL IN
pressure_angle	20.0000 DEGREES
teeth_quantity	42
hardness_rating	58.0 ROCKWELL C MINIMUM AND 65.0 ROCKWELL C MAXIMUM OVERALL
tooth_direction	RIGHT
style_designator	FLUSH HUB
NSN	3020-00-657-8527

COMPONENT DIAGRAM

KEY FEATURES

•

BORE NOMINAL DIAMETER: 3.876 INCHES BOTH ENDS IN

•

HELIX ANGLE: 24.7839 DEGREES

•

HUB NOMINAL DIAMETER: 6.688 INCHES FIRST END IN

•

TEETH QUANTITY: 42

•

BODY STYLE: WEBBED, SOLID

•

TOOTH DIRECTION: RIGHT

•

BORE STYLE: PLAIN BOTH ENDS

TECHNICAL CHARACTERISTICS

BORE NOMINAL DIAMETER	3.876 INCHES BOTH ENDS IN
HELIX ANGLE	24.7839 DEGREES
HUB NOMINAL DIAMETER	6.688 INCHES FIRST END IN
HUB NOMINAL DIAMETER	6.688 INCHES SECOND END IN
TEETH QUANTITY	42
BODY STYLE	WEBBED, SOLID
TOOTH DIRECTION	RIGHT
BORE STYLE	PLAIN BOTH ENDS
MOUNTING HOLE TYPE AND QUANTITY	6 PLAIN AXIALLY THROUGH HUB FIRST END
MOUNTING HOLE NOMINAL DIAMETER	0.562 INCHES AXIALLY THROUGH HUB FIRST END IN

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

0E311Reference 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 6578527?

6578527 is a GEAR,HELICAL.

What parts can replace 6578527?

There is 1 known substitute for 6578527: 0E311. Substitute compatibility should be verified for your specific system.

What is the NSN for 6578527?

6578527 is cataloged in the U.S. Government catalog under NSN 3020-00-657-8527. This indicates validated use in U.S. government and defense supply chains.

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6578527 — GEAR,HELICAL

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