3020-00-204-2832 GEAR,HELICAL Index 3020-00-204-2843 GEAR,HELICAL

National Stock Number:
3020-00-204-2837

Federal Supply Class:
3020

National Item Identification Number:
002042837

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:
7B625511083CATERPILLAR INC


Techincal Specification:
ATTACHMENT METHODMOUNTING HOLE
BODY STYLEPLAIN, SOLID
BOLT HOLE CIRCLE NOMINAL DIAMETER23.0625 INCHES AXIALLY THROUGH BODY, FIRST END
BORE STYLEPLAIN BOTH ENDS
BORE NOMINAL DIAMETER22.284 INCHES FIRST END
COUNTERBORE NOMINAL DEPTH0.3125 INCHES FIRST END
COUNTERBORE NOMINAL DIAMETER24.000 INCHES COUNTERBORE, FIRST END
FACE NOMINAL WIDTH1.250 INCHES
HELIX ANGLE15.4100 DEGREES
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
III MATERIALSTEEL COMP 1040 OVERALL
PITCH DIAMETER25.0870 INCHES NOMINAL
PRESSURE ANGLE20.0000 DEGREES
PROPRIETARY CHARACTERISTICSPACS
MOUNTING HOLE NOMINAL DIAMETER0.378 INCHES AXIALLY THROUGH BODY, FIRST END
MOUNTING HOLE TYPE AND QUANTITY18 PLAIN AXIALLY THROUGH BODY, FIRST END
NOMINAL OUTSIDE DIAMETER25.2945 INCHES
STYLE DESIGNATORHUBLESS
TEETH QUANTITY145
TEETH TYPESINGLE HELIX
TOOTH DIRECTIONLEFT
TOOTH FORMSTANDARD


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