3020-00-275-1086 GEAR,HELICAL Index 3020-00-275-1089 GEAR,HELICAL

National Stock Number:
3020-00-275-1087

Federal Supply Class:
3020

National Item Identification Number:
002751087

Description:
GEAR,HELICAL

Detail:
A GEAR, CYLINDRICAL IN FORM, WITH TEETH ON THE OUTER SURFACE AT AN ANGLE TO THE AXIS OF THE GEAR. SEE ALSO GEAR, ANTIBACKLASH, HELICAL:


Manufacturer Information:
327348224617GENERAL MOTORS CORP
327348255380HATCH & KIRK, INC.
327348272915GENERAL MOTORS CORP ELECTRO-MOTIVE DIV


Techincal Specification:
ATTACHMENT METHODMOUNTING HOLE
BODY STYLEWEBBED, SOLID
BOLT HOLE CIRCLE NOMINAL DIAMETER2.188 INCHES AXIALLY THROUGH HUB FIRST END
BORE NOMINAL DIAMETER1.500 INCHES BOTH ENDS
FACE NOMINAL WIDTH2.000 INCHES
HELIX ANGLE27.3217 DEGREES
HUB NOMINAL DIAMETER2.997 INCHES FIRST END
HUB NOMINAL DIAMETER2.997 INCHES SECOND END
HUB STYLE DESIGNATORPLAIN BOTH ENDS
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-890,CLASS B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
PITCH DIAMETER10.8000 INCHES NOMINAL
PRESSURE ANGLE20.0000 DEGREES
MOUNTING HOLE NOMINAL THREAD SIZE0.375 INCHES AXIALLY THROUGH BODY SECOND END
MOUNTING HOLE THREAD QUANTITY PER INCH24 AXIALLY THROUGH HUB FIRST END
MOUNTING HOLE THREAD SERIES DESIGNATORUNF AXIALLY THROUGH BODY SECOND END
MOUNTING HOLE TYPE AND QUANTITY3 COUNTERBORED AXIALLY THROUGH BODY SECOND END
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.688 INCHES BOTH ENDS
NOMINAL OUTSIDE DIAMETER11.084 INCHES
NOMINAL OVERALL LENGTH3.375 INCHES
STYLE DESIGNATORPROTRUDING HUBS
TEETH QUANTITY54
TEETH TYPESINGLE HELIX
TOOTH DIRECTIONRIGHT
TOOTH FORMSTUB


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