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National Stock Number:
3020-00-186-4005
Federal Supply Class:
3020
National Item Identification Number:
001864005
Description:
GEAR,WORM WHEEL
Detail:
A GEAR, CYLINDRICAL IN FORM, WITH SPIRAL TEETH DESIGNED TO MESH WITH THE THREAD FORMS OF A GEAR (1), WORM. SEE ALSO GEAR, ANTIBACKLASH, WORM WHEEL.
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Manufacturer Information:
| 10670722 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND | | Q1343 | 71041 | ALTRA INDUSTRIAL MOTION CORP. |
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Techincal Specification:
| MATERIAL | COPPER ALLOY 464 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-639,SOFT FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | TEETH QUANTITY | 30 | | TOOTH DIRECTION | RIGHT | | FACE TYPE | CONCAVE | | THROAT NOMINAL RADIUS | 0.256 INCHES | | MATING THREAD LEAD QUANTITY | 4 | | PRESSURE ANGLE | 20.0000 DEGREES | | HELIX ANGLE | 21.7998 DEGREES | | STYLE DESIGNATOR | ONE PROTRUDING HUB, ONE FLUSH HUB | | PITCH DIAMETER | 1.8750 INCHES NOMINAL | | NOMINAL OUTSIDE DIAMETER | 2.049 INCHES | | FACE NOMINAL WIDTH | 0.313 INCHES | | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.375 INCHES FIRST END | | BORE STYLE | PLAIN BOTH ENDS | | BORE NOMINAL DIAMETER | 0.312 INCHES BOTH ENDS | | HUB STYLE DESIGNATOR | PLAIN FIRST END | | HUB NOMINAL DIAMETER | 0.750 INCHES FIRST END | | BODY STYLE | WEBBED, SOLID | | ATTACHMENT METHOD | MOUNTING HOLE | | MOUNTING HOLE TYPE AND QUANTITY | 1 THREADED TRANSVERSELY THROUGH HUB, FIRST END | | MOUNTING HOLE THREAD SERIES DESIGNATOR | UNC TRANSVERSELY THROUGH HUB, FIRST END | | MOUNTING HOLE NOMINAL THREAD SIZE | 0.164 INCHES TRANSVERSELY THROUGH HUB, FIRST END |
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