3020-00-911-6290 GEAR,HELICAL Index 2590-00-911-6292 VALVE ASSEMBLY

National Stock Number:
3020-00-911-6291

Federal Supply Class:
3020

National Item Identification Number:
009116291

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:
511713424617GENERAL MOTORS CORP
511713472582ROLLS-ROYCE SOLUTIONS AMERICA INC


Techincal Specification:
ATTACHMENT METHODMOUNTING HOLE
BODY STYLEWEBBED, SOLID
BORE NOMINAL DIAMETER1.187 INCHES BOTH ENDS
BORE STYLEW/ KEYWAY BOTH ENDS
FACE NOMINAL WIDTH1.187 INCHES
HELIX ANGLE19.6831 DEGREES
HUB NOMINAL DIAMETER1.860 INCHES FIRST END
HUB NOMINAL DIAMETER2.180 INCHES SECOND END
HUB STYLE DESIGNATORPLAIN BOTH ENDS
KEYWAY NOMINAL WIDTH0.252 INCHES BOTH ENDS
MATERIALSTEEL OVERALL
PITCH DIAMETER8.2500 INCHES NOMINAL
PRESSURE ANGLE16.0000 DEGREES
MOUNTING HOLE NOMINAL THREAD SIZE0.375 INCHES AXIALLY THROUGH BODY FIRST END
MOUNTING HOLE THREAD SERIES DESIGNATORUNF AXIALLY THROUGH BODY FIRST END
MOUNTING HOLE TYPE AND QUANTITY4 THREADED AXIALLY THROUGH BODY FIRST END
NOMINAL DISTANCE BETWEEN BODY FACE AND RECESSED HUB END0.067 INCHES SECOND END
NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM0.717 INCHES BOTH ENDS
NOMINAL OUTSIDE DIAMETER8.495 INCHES
STYLE DESIGNATORONE FLUSH HUB, ONE RECESSED HUB
TEETH QUANTITY78
TEETH TYPESINGLE HELIX
TOOTH DIRECTIONRIGHT
TOOTH FORMSTANDARD


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