3020-00-921-7253 GEARX Index 3010-00-921-7257 DISK,CLUTCH,NONVEHICULAR

National Stock Number:
3020-00-921-7254

Federal Supply Class:
3020

National Item Identification Number:
009217254

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:
9H488911083CATERPILLAR INC
9S331411083CATERPILLAR INC


Techincal Specification:
ATTACHMENT METHODMOUNTING HOLE
BODY STYLEWEBBED, OFFSET, WITH LIGHTENING HOLES
BOLT HOLE CIRCLE NOMINAL DIAMETER3.250 INCHES AXIALLY THROUGH BODY FIRST END
BORE NOMINAL DIAMETER1.375 INCHES BOTH ENDS
BORE STYLEW/ KEYWAY BOTH ENDS
FACE NOMINAL WIDTH0.750 INCHES
HELIX ANGLE16.0000 DEGREES
HUB NOMINAL DIAMETER2.063 INCHES FIRST END
HUB NOMINAL DIAMETER2.275 INCHES SECOND END
HUB STYLE DESIGNATORPLAIN BOTH ENDS
KEYWAY NOMINAL WIDTH0.250 INCHES BOTH ENDS
MATERIALSTEEL OVERALL
PITCH DIAMETER8.4000 INCHES NOMINAL
PRESSURE ANGLE20.0000 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 QUANTITY2 THREADED AXIALLY THROUGH BODY FIRST END
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.281 INCHES FIRST END
NOMINAL DISTANCE BETWEEN BODY FACE AND RECESSED HUB END0.031 INCHES SECOND END
NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM0.750 INCHES BOTH ENDS
NOMINAL OUTSIDE DIAMETER8.6050 INCHES
STYLE DESIGNATORONE PROTRUDING HUB, ONE RECESSED HUB
TEETH TYPESINGLE HELIX
TEETH QUANTITY80
TOOTH DIRECTIONRIGHT
TOOTH FORMSTANDARD


Click here to Register for Free 30-day Trial