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National Stock Number:
3020-00-841-1251
Federal Supply Class:
3020
National Item Identification Number:
008411251
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:
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Manufacturer Information:
| GD121 | 66289 | WISCONSIN MOTORS LLC |
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Techincal Specification:
| ATTACHMENT METHOD | MOUNTING HOLE | | BODY STYLE | WEBBED, OFFSET, SOLID | | BODY RECESS NOMINAL DEPTH | 0.031 INCHES SECOND END | | BOLT HOLE CIRCLE NOMINAL DIAMETER | 1.688 INCHES AXIALLY THROUGH BODY, FIRST END | | BORE STYLE | W/ KEYWAY BOTH ENDS | | BORE NOMINAL DIAMETER | 0.625 INCHES BOTH ENDS | | FACE NOMINAL WIDTH | 0.641 INCHES | | HELIX ANGLE | 18.7667 DEGREES | | HUB NOMINAL DIAMETER | 0.875 INCHES FIRST END | | HUB STYLE DESIGNATOR | PLAIN FIRST END | | KEYWAY NOMINAL WIDTH | 0.156 INCHES BOTH ENDS | | MATERIAL DOCUMENT AND CLASSIFICATION | 66,AISI/SAE 8620H FED STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 8620H OVERALL | | MOUNTING HOLE TYPE AND QUANTITY | 2 THREADED AXIALLY THROUGH BODY, FIRST END | | MOUNTING HOLE NOMINAL THREAD SIZE | 0.312 INCHES AXIALLY THROUGH BODY, FIRST END | | MOUNTING HOLE THREAD SERIES DESIGNATOR | UNC AXIALLY THROUGH BODY, FIRST END | | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.009 INCHES FIRST END | | NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | 0.390 INCHES BOTH ENDS | | NOMINAL OUTSIDE DIAMETER | 2.734 INCHES | | PITCH DIAMETER | 2.5000 INCHES NOMINAL | | PRESSURE ANGLE | 20.0000 DEGREES | | STYLE DESIGNATOR | PROTRUDING HUB, RECESSED BODY | | TEETH QUANTITY | 24 | | TEETH TYPE | SINGLE HELIX | | TOOTH DIRECTION | LEFT | | TOOTH FORM | STANDARD |
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