FD8774 — GEAR,WORM

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

FD8774: GEAR,WORM.

The GEAR,WORM is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1018 OVERALL, face_type: STRAIGHT, bore_style: HEX BOTH ENDS, helix_angle: 20.6640 DEGREES, pitch_diameter: 0.6670 INCHES MINIMUM AND 0.6720 INCHES MAXIMUM IN, pressure_angle: 20.0000 DEGREES. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-287-8215, 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

FD8774

NSN: 3020-00-287-8215
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 63477 — FEDERAL MOGUL CORP SUB WAGNER BRAKE MOOG AUTOMOTIVE DIV (USA)

SPECIFICATIONS

material	STEEL COMP 1018 OVERALL
face_type	STRAIGHT
bore_style	HEX BOTH ENDS
helix_angle	20.6640 DEGREES
pitch_diameter	0.6670 INCHES MINIMUM AND 0.6720 INCHES MAXIMUM IN
pressure_angle	20.0000 DEGREES
hardness_rating	0.010 ROCKWELL SUPERFICIAL 15-N NOMINAL OVERALL
style_designator	HUBLESS
surface_treatment	PHOSPHATE OVERALL
face_nominal_width	0.781 INCHES IN
thread_form_quantity	1
thread_form_direction	LEFT-HAND
NSN	3020-00-287-8215

COMPONENT DIAGRAM

KEY FEATURES

•

THREAD FORM DIRECTION: LEFT-HAND

•

NOMINAL WIDTH ACROSS FLATS: 0.382 INCHES BOTH ENDS IN

•

HELIX ANGLE: 20.6640 DEGREES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: -C-16232 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL

•

COUNTERBORE NOMINAL DIAMETER: 0.500 INCHES BOTH ENDS IN

•

BORE STYLE: HEX BOTH ENDS

•

FACE TYPE: STRAIGHT

•

HARDNESS RATING: 0.010 ROCKWELL SUPERFICIAL 15-N NOMINAL OVERALL

TECHNICAL CHARACTERISTICS

THREAD FORM DIRECTION	LEFT-HAND
NOMINAL WIDTH ACROSS FLATS	0.382 INCHES BOTH ENDS IN
HELIX ANGLE	20.6640 DEGREES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	-C-16232 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
COUNTERBORE NOMINAL DIAMETER	0.500 INCHES BOTH ENDS IN
BORE STYLE	HEX BOTH ENDS
FACE TYPE	STRAIGHT
HARDNESS RATING	0.010 ROCKWELL SUPERFICIAL 15-N NOMINAL OVERALL
STYLE DESIGNATOR	HUBLESS
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE OVERALL

SUBSTITUTES & CROSS-REFERENCES 4

2254394Reference document

Same NSN cross-reference

Reference document — Secondary reference

07-830208Reference document

Same NSN cross-reference

Reference document — Secondary reference

112497Reference document

Same NSN cross-reference

Reference document — Secondary reference

830208Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is FD8774?

FD8774 is a GEAR,WORM.

What parts can replace FD8774?

There are 4 known substitutes for FD8774: 2254394, 07-830208, 112497 and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for FD8774?

FD8774 is cataloged in the U.S. Government catalog under NSN 3020-00-287-8215. This indicates validated use in U.S. government and defense supply chains.

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FD8774 — GEAR,WORM

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