2990-00-517-0633 INACTIVE Index 3020-00-517-0639 GEAR,HELICAL

National Stock Number:
3020-00-517-0637

Federal Supply Class:
3020

National Item Identification Number:
005170637

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:
511589724617GENERAL MOTORS CORP
511589772582ROLLS-ROYCE SOLUTIONS AMERICA INC
517453124617GENERAL MOTORS CORP
517453172582ROLLS-ROYCE SOLUTIONS AMERICA INC
PC5115897C7432POWER COMPONENTS (DEUTSCHLAND) GMBH


Techincal Specification:
ATTACHMENT METHODMOUNTING HOLE
BODY RECESS NOMINAL DEPTH0.812 INCHES FIRST END
BODY STYLEWEBBED, OFFSET, SOLID
BOLT HOLE CIRCLE NOMINAL DIAMETER2.875 INCHES AXIALLY THROUGH BODY, FIRST END
BORE STYLEPLAIN BOTH ENDS
BORE NOMINAL DIAMETER2.188 INCHES BOTH ENDS
FACE NOMINAL WIDTH1.188 INCHES
HARDNESS RATING26.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM OVERALL
HELIX ANGLE19.6667 DEGREES
MATERIAL DOCUMENT AND CLASSIFICATION66 MIL STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 1141 OVERALL
MOUNTING HOLE NOMINAL DIAMETER0.332 INCHES AXIALLY THROUGH BODY, FIRST END
MOUNTING HOLE TYPE AND QUANTITY6 PLAIN AXIALLY THROUGH BODY, FIRST END
NOMINAL OUTSIDE DIAMETER4.500 INCHES
PITCH DIAMETER4.2500 INCHES NOMINAL
PRESSURE ANGLE20.0000 DEGREES
STYLE DESIGNATORHUBLESS, RECESSED BODY
TEETH QUANTITY39
TEETH TYPESINGLE HELIX
TOOTH FORMSPECIAL
TOOTH DIRECTIONLEFT


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