B-2855 — GEAR,WORM WHEEL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

B-2855: GEAR,WORM WHEEL.

The GEAR,WORM WHEEL is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY, face_type: STRAIGHT, body_style: PLAIN, SOLID, bore_style: W/ KEYWAY BOTH ENDS, helix_angle: 9.7331 DEGREES, overall_width: 2.749 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-586-3138, 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

B-2855

NSN: 3020-00-586-3138
NIINs: 005863138, 007575773, 007717726
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 82328 — DRESSER RAND CO TERRY CORP STEAM TURBINE MOTOR AND GENERATOR CO A JOINT VENTURE (USA)

SPECIFICATIONS

material	ALUMINUM ALLOY
face_type	STRAIGHT
body_style	PLAIN, SOLID
bore_style	W/ KEYWAY BOTH ENDS
helix_angle	9.7331 DEGREES
overall_width	2.749 INCHES NOMINAL IN
overall_height	2.749 INCHES NOMINAL IN
overall_length	1.063 INCHES NOMINAL IN
pitch_diameter	3.0440 INCHES NOMINAL IN
pressure_angle	20.0000 DEGREES
teeth_quantity	24
tooth_direction	RIGHT
NSN	3020-00-586-3138

COMPONENT DIAGRAM

KEY FEATURES

•

KEYWAY NOMINAL WIDTH: 0.250 INCHES BOTH ENDS IN

•

BORE NOMINAL DIAMETER: 1.063 INCHES BOTH ENDS IN

•

HELIX ANGLE: 9.7331 DEGREES

•

HUB NOMINAL DIAMETER: 1.750 INCHES FIRST END IN

•

TEETH QUANTITY: 24

•

BODY STYLE: PLAIN, SOLID

•

TOOTH DIRECTION: RIGHT

•

BORE STYLE: W/ KEYWAY BOTH ENDS

TECHNICAL CHARACTERISTICS

KEYWAY NOMINAL WIDTH	0.250 INCHES BOTH ENDS IN
BORE NOMINAL DIAMETER	1.063 INCHES BOTH ENDS IN
HELIX ANGLE	9.7331 DEGREES
HUB NOMINAL DIAMETER	1.750 INCHES FIRST END IN
TEETH QUANTITY	24
BODY STYLE	PLAIN, SOLID
TOOTH DIRECTION	RIGHT
BORE STYLE	W/ KEYWAY BOTH ENDS
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END	0.750 INCHES FIRST END IN
FACE TYPE	STRAIGHT

SUBSTITUTES & CROSS-REFERENCES 1

345060Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

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

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FREQUENTLY ASKED QUESTIONS

What is B-2855?

B-2855 is a GEAR,WORM WHEEL.

What parts can replace B-2855?

There is 1 known substitute for B-2855: 345060. Substitute compatibility should be verified for your specific system.

What is the NSN for B-2855?

B-2855 is cataloged in the U.S. Government catalog under NSN 3020-00-586-3138. This indicates validated use in U.S. government and defense supply chains.

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