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NC4028PC155 — GEAR,HELICAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

NC4028PC155: GEAR,HELICAL.

The GEAR,HELICAL is a the manufacturer industrial component. Key specifications include material: STEEL COMP E3310 OVERALL, body_style: PLAIN, SOLID, bore_style: W/ KEYWAY BOTH ENDS, teeth_type: SINGLE HELIX, tooth_form: STANDARD, helix_angle: 21.8102 DEGREES. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-950-3842, 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
NC4028PC155
NSN: 3020-00-950-3842
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
materialSTEEL COMP E3310 OVERALL
body_stylePLAIN, SOLID
bore_styleW/ KEYWAY BOTH ENDS
teeth_typeSINGLE HELIX
tooth_formSTANDARD
helix_angle21.8102 DEGREES
pitch_diameter2.3071 INCHES NOMINAL IN
pressure_angle20.0000 DEGREES
teeth_quantity12
hardness_rating58.0 ROCKWELL C MINIMUM AND 61.0 ROCKWELL C MINIMUM OVERALL
tooth_directionLEFT
style_designatorHUBLESS
NSN3020-00-950-3842
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR,HELICAL TITLE COMPONENT PN NC4028PC155 MFR GEAR,HELICAL
KEY FEATURES
•
KEYWAY NOMINAL WIDTH: 0.250 INCHES BOTH ENDS IN
•
BORE NOMINAL DIAMETER: 1.376 INCHES BOTH ENDS IN
•
HELIX ANGLE: 21.8102 DEGREES
•
TEETH QUANTITY: 12
•
BODY STYLE: PLAIN, SOLID
•
TOOTH DIRECTION: LEFT
•
BORE STYLE: W/ KEYWAY BOTH ENDS
•
TEETH TYPE: SINGLE HELIX
TECHNICAL CHARACTERISTICS
KEYWAY NOMINAL WIDTH0.250 INCHES BOTH ENDS IN
BORE NOMINAL DIAMETER1.376 INCHES BOTH ENDS IN
HELIX ANGLE21.8102 DEGREES
TEETH QUANTITY12
BODY STYLEPLAIN, SOLID
TOOTH DIRECTIONLEFT
BORE STYLEW/ KEYWAY BOTH ENDS
TEETH TYPESINGLE HELIX
HARDNESS RATING58.0 ROCKWELL C MINIMUM AND 61.0 ROCKWELL C MINIMUM OVERALL
STYLE DESIGNATORHUBLESS
SUBSTITUTES & CROSS-REFERENCES 2
345035Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
155NC4028Reference document
Same NSN cross-reference
Reference document — Secondary 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 NC4028PC155?
NC4028PC155 is a GEAR,HELICAL.
What parts can replace NC4028PC155?
There are 2 known substitutes for NC4028PC155: 345035, 155NC4028. Substitute compatibility should be verified for your specific system.
What is the NSN for NC4028PC155?
NC4028PC155 is cataloged in the U.S. Government catalog under NSN 3020-00-950-3842. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.