4256A404PC3 — GEAR,ANTIBACKLASH,WORM WHEEL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

4256A404PC3: GEAR,ANTIBACKLASH,WORM WHEEL.

The GEAR,ANTIBACKLASH,WORM WHEEL is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 HUB, face_type: CONCAVE, bore_style: PLAIN BOTH ENDS, helix_angle: 3.5625 DEGREES, pitch_diameter: 1.4526 INCHES NOMINAL IN, pressure_angle: 14.5000 DEGREES. This part is cataloged in the U.S.

Government catalog under NSN 3020-01-025-0489, 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

4256A404PC3

NSN: 3020-01-025-0489
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 23905 — L-3 COMMUNICATIONS WESTWOOD CORPORATION DBA EDI DIVISION DIV TANO DIVISION (USA)

SPECIFICATIONS

material	STEEL COMP 303 HUB
face_type	CONCAVE
bore_style	PLAIN BOTH ENDS
helix_angle	3.5625 DEGREES
pitch_diameter	1.4526 INCHES NOMINAL IN
pressure_angle	14.5000 DEGREES
teeth_quantity	93
tooth_direction	RIGHT
style_designator	PROTRUDING HUB
attachment_method	CLAMP
surface_treatment	PASSIVATE HUB
face_nominal_width	0.188 INCHES IN
NSN	3020-01-025-0489

COMPONENT DIAGRAM

KEY FEATURES

•

BORE NOMINAL DIAMETER: 0.188 INCHES BOTH ENDS IN

•

HELIX ANGLE: 3.5625 DEGREES

•

HUB NOMINAL DIAMETER: 0.250 INCHES FIRST END IN

•

TEETH QUANTITY: 93

•

TOOTH DIRECTION: RIGHT

•

BORE STYLE: PLAIN BOTH ENDS

•

NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END: 0.219 INCHES FIRST END IN

•

FACE TYPE: CONCAVE

TECHNICAL CHARACTERISTICS

BORE NOMINAL DIAMETER	0.188 INCHES BOTH ENDS IN
HELIX ANGLE	3.5625 DEGREES
HUB NOMINAL DIAMETER	0.250 INCHES FIRST END IN
TEETH QUANTITY	93
TOOTH DIRECTION	RIGHT
BORE STYLE	PLAIN BOTH ENDS
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END	0.219 INCHES FIRST END IN
FACE TYPE	CONCAVE
STYLE DESIGNATOR	PROTRUDING HUB
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-B-637 FED SPEC SINGLE MATERIAL RESPONSE BODY

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

4256A424Reference document

Same NSN cross-reference

Reference document — Vendor item drawing reference

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 4256A404PC3?

4256A404PC3 is a GEAR,ANTIBACKLASH,WORM WHEEL.

What parts can replace 4256A404PC3?

There is 1 known substitute for 4256A404PC3: 4256A424. Substitute compatibility should be verified for your specific system.

What is the NSN for 4256A404PC3?

4256A404PC3 is cataloged in the U.S. Government catalog under NSN 3020-01-025-0489. This indicates validated use in U.S. government and defense supply chains.

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4256A404PC3 — GEAR,ANTIBACKLASH,WORM WHEEL

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