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National Stock Number:
3020-00-385-7759
Federal Supply Class:
3020
National Item Identification Number:
003857759
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:
| 7188158 | 19204 | ARMY, UNITED STATES DEPARTMENT OF THE |
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Techincal Specification:
| BODY STYLE | WEBBED, SOLID | | BORE NOMINAL DIAMETER | 1.750 INCHES BOTH ENDS | | BORE STYLE | STRAIGHT SPLINE BOTH ENDS | | END NOMINAL DIAMETER | 2.375 INCHES FIRST END | | END NOMINAL LENGTH | 1.282 INCHES FIRST END | | FACE NOMINAL WIDTH | 1.750 INCHES | | FIRST STEP NOMINAL DIAMETER | 2.500 INCHES FIRST END | | FIRST STEP NOMINAL LENGTH | 0.281 INCHES FIRST END | | HELIX ANGLE | 4.5706 DEGREES | | HUB NOMINAL DIAMETER | 2.500 INCHES SECOND END | | HUB STYLE DESIGNATOR | 1 STEP FIRST END | | HUB STYLE DESIGNATOR | PLAIN SECOND END | | MATERIAL | COPPER ALLOY OVERALL | | NOMINAL DISTANCE BETWEEN BODY FACE AND RECESSED HUB END | 0.510 INCHES SECOND END | | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.938 INCHES FIRST END | | NOMINAL OUTSIDE DIAMETER | 5.571 INCHES | | SPECIAL FEATURES | 63 MICROINCH FINISH ON SPLINED BORE AND GEAR TEETH SURFACES,0.062 IN.RADIUS ON OD OF HUB END FIRST END | | PITCH DIAMETER | 5.1725 INCHES NOMINAL | | PRESSURE ANGLE | 14.5000 DEGREES | | SPLINE QUANTITY | 10 BOTH ENDS | | STYLE DESIGNATOR | ONE PROTRUDING HUB, ONE RECESSED HUB | | TEETH QUANTITY | 26 | | TEETH TYPE | SINGLE HELIX | | TOOTH FORM | STANDARD | | TOOTH DIRECTION | RIGHT |
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