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National Stock Number:
3020-01-297-8421
Federal Supply Class:
3020
National Item Identification Number:
012978421
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:
| 10894931 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| BODY STYLE | PLAIN, SOLID | | BORE NOMINAL DIAMETER | 3.110 INCHES BOTH ENDS | | BORE STYLE | INVOLUTE SPLINE BOTH ENDS | | FACE NOMINAL WIDTH | 2.500 INCHES | | HELIX ANGLE | 30.0000 DEGREES | | HUB NOMINAL DIAMETER | 4.000 INCHES BOTH ENDS | | HUB STYLE DESIGNATOR | PLAIN BOTH ENDS | | MATERIAL | STEEL COMP 4340 OVERALL | | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 2.816 INCHES FIRST END | | NOMINAL OUTSIDE DIAMETER | 5.537 INCHES | | PITCH DIAMETER | 5.3000 INCHES NOMINAL | | PRESSURE ANGLE | 17.4952 DEGREES | | SPLINE PITCH DIAMETER | 3.7500 INCHES NOMINAL BOTH ENDS | | SPLINE QUANTITY | 45 BOTH ENDS | | STYLE DESIGNATOR | PROTRUDING HUBS | | SPECIAL FEATURES | SECOND HUB IS 1.38 IN. FROM BODY OF GEAR | | TEETH QUANTITY | 53 | | TEETH TYPE | DOUBLE HELIX, SOLID | | TOOTH DIRECTION | RIGHT |
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