7412877 — GEAR,HELICAL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

7412877: GEAR,HELICAL.

The GEAR,HELICAL is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1020 OVERALL, body_style: PLAIN, SOLID, bore_style: PLAIN BOTH ENDS, teeth_type: SINGLE HELIX, tooth_form: STANDARD, helix_angle: 4.8833 DEGREES. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-741-2877, 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

7412877

NSN: 3020-00-741-2877
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)

SPECIFICATIONS

material	STEEL COMP 1020 OVERALL
body_style	PLAIN, SOLID
bore_style	PLAIN BOTH ENDS
teeth_type	SINGLE HELIX
tooth_form	STANDARD
helix_angle	4.8833 DEGREES
pitch_diameter	2.0970 INCHES NOMINAL IN
pressure_angle	14.5000 DEGREES
teeth_quantity	4
hardness_rating	45.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM TEETH
tooth_direction	LEFT
style_designator	HUBLESS
NSN	3020-00-741-2877

COMPONENT DIAGRAM

KEY FEATURES

•

BORE NOMINAL DIAMETER: 1.185 INCHES BOTH ENDS IN

•

HELIX ANGLE: 4.8833 DEGREES

•

TEETH QUANTITY: 4

•

BODY STYLE: PLAIN, SOLID

•

TOOTH DIRECTION: LEFT

•

BORE STYLE: PLAIN BOTH ENDS

•

TEETH TYPE: SINGLE HELIX

•

HARDNESS RATING: 45.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM TEETH

TECHNICAL CHARACTERISTICS

BORE NOMINAL DIAMETER	1.185 INCHES BOTH ENDS IN
HELIX ANGLE	4.8833 DEGREES
TEETH QUANTITY	4
BODY STYLE	PLAIN, SOLID
TOOTH DIRECTION	LEFT
BORE STYLE	PLAIN BOTH ENDS
TEETH TYPE	SINGLE HELIX
HARDNESS RATING	45.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM TEETH
HARDNESS RATING	85.0 ROCKWELL B MINIMUM AND 95.0 ROCKWELL B MAXIMUM BODY
STYLE DESIGNATOR	HUBLESS

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

2285422Reference document

Same NSN cross-reference

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

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 7412877?

7412877 is a GEAR,HELICAL.

What parts can replace 7412877?

There is 1 known substitute for 7412877: 2285422. Substitute compatibility should be verified for your specific system.

What is the NSN for 7412877?

7412877 is cataloged in the U.S. Government catalog under NSN 3020-00-741-2877. This indicates validated use in U.S. government and defense supply chains.

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7412877 — GEAR,HELICAL

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