3020-01-297-5446 GEAR,HELICAL Index 3020-01-297-5448 GEAR,SPUR

National Stock Number:
3020-01-297-5447

Federal Supply Class:
3020

National Item Identification Number:
012975447

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:
2W760911083CATERPILLAR INC


Techincal Specification:
BODY RECESS NOMINAL DEPTH14.0 MILLIMETERS SECOND END
BODY STYLEWEBBED, OFFSET, SOLID
BORE STYLEW/COUNTERBORE BOTH ENDS
BORE NOMINAL DIAMETER38.87 MILLIMETERS BOTH ENDS
COUNTERBORE NOMINAL DEPTH11.20 MILLIMETERS COUNTERBORE, FIRST END
COUNTERBORE NOMINAL DEPTH44.44 MILLIMETERS COUNTER BORE, SECOND END
COUNTERBORE NOMINAL DIAMETER46.0 MILLIMETERS COUNTER BORE, SECOND END
COUNTERBORE NOMINAL DIAMETER46.0 MILLIMETERS COUNTERBORE, FIRST END
FACE NOMINAL WIDTH38.1 MILLIMETERS
FIRST GROOVE NOMINAL DIAMETER76.45 MILLIMETERS FIRST END
FIRST GROOVE NOMINAL WIDTH5.56 MILLIMETERS FIRST END
HELIX ANGLE15.5000 DEGREES
HUB NOMINAL DIAMETER82.601 MILLIMETERS FIRST END
HUB STYLE DESIGNATOR1 GROOVE FIRST END
III MATERIALSTEEL OVERALL
PITCH DIAMETER210.869 MILLIMETERS NOMINAL
PRESSURE ANGLE20.0000 DEGREES
PROPRIETARY CHARACTERISTICSPACS
NOMINAL DISTANCE FROM END TO FIRST GROOVE12.70 MILLIMETERS FIRST END
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END89.66 MILLIMETERS FIRST END
NOMINAL OUTSIDE DIAMETER218.41 MILLIMETERS
SPECIAL FEATURESINTERNAL INVOLUTE SPLINE DATA: 13 SPLINES; 30 DEG PA; 41.275 ML PD; 9.52 ML WIDTH KEYWAY IN BORE
STYLE DESIGNATORPROTRUDING HUB, RECESSED BODY
TEETH QUANTITY64
TEETH TYPESINGLE HELIX
TOOTH DIRECTIONLEFT


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