3020-00-141-8931 GEAR,SPUR Index 3020-00-141-8937 GEAR,HELICAL

National Stock Number:
3020-00-141-8934

Federal Supply Class:
3020

National Item Identification Number:
001418934

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:
GD92A66289WISCONSIN MOTORS LLC
GD92B66289WISCONSIN MOTORS LLC
GD92C66289WISCONSIN MOTORS LLC


Techincal Specification:
ATTACHMENT METHODMOUNTING HOLE
BODY STYLEWEBBED, OFFSET, SOLID
BORE NOMINAL DIAMETER0.625 INCHES BOTH ENDS
BORE STYLEW/ KEYWAY BOTH ENDS
FACE NOMINAL WIDTH0.750 INCHES
HARDNESS RATING96.0 ROCKWELL C MINIMUM AND 100.0 ROCKWELL C MAXIMUM OVERALL
HELIX ANGLE18.7664 DEGREES
HUB NOMINAL DIAMETER1.250 INCHES FIRST END
HUB NOMINAL DIAMETER1.375 INCHES SECOND END
HUB STYLE DESIGNATORPLAIN BOTH ENDS
KEYWAY NOMINAL WIDTH0.124 INCHES BOTH ENDS
MATERIALIRON OVERALL
MOUNTING HOLE NOMINAL DIAMETER0.157 INCHES TRANSVERSELY THROUGH HUB, FIRST END
MOUNTING HOLE TYPE AND QUANTITY2 PLAIN TRANSVERSELY THROUGH HUB, FIRST END
NOMINAL DISTANCE BETWEEN BODY FACE AND RECESSED HUB END0.188 INCHES SECOND END
NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM0.378 INCHES BOTH ENDS
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.438 INCHES FIRST END
NOMINAL OUTSIDE DIAMETER2.725 INCHES
PITCH DIAMETER2.5270 INCHES NOMINAL
PRESSURE ANGLE20.0000 DEGREES
STYLE DESIGNATORONE PROTRUDING HUB, ONE RECESSED HUB
TEETH QUANTITY24
TEETH TYPESINGLE HELIX
TOOTH FORMSTANDARD
TOOTH DIRECTIONRIGHT


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