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National Stock Number:
3020-00-989-5989
Federal Supply Class:
3020
National Item Identification Number:
009895989
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:
| A16985-1 | 42498 | DAR ELECTRONICS INC DBA NATIONAL RADIO CO |
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Techincal Specification:
| ATTACHMENT METHOD | MOUNTING HOLE | | BODY STYLE | PLAIN, SOLID | | BORE NOMINAL DIAMETER | 0.2500 INCHES BOTH ENDS | | BORE STYLE | PLAIN BOTH ENDS | | FACE NOMINAL WIDTH | 0.125 INCHES | | HELIX ANGLE | 45.0000 DEGREES | | HUB STYLE DESIGNATOR | PLAIN FIRST END | | HUB NOMINAL DIAMETER | 0.500 INCHES FIRST END | | MATERIAL | ALUMINUM ALLOY OVERALL | | MOUNTING HOLE THREAD SERIES DESIGNATOR | UNC TRANSVERSELY THROUGH HUB, FIRST END | | MOUNTING HOLE TYPE AND QUANTITY | 1 THREADED TRANSVERSELY THROUGH HUB, FIRST END | | MOUNTING HOLE NOMINAL THREAD SIZE | 0.138 INCHES TRANSVERSELY THROUGH HUB, FIRST END | | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.250 INCHES FIRST END | | NOMINAL OUTSIDE DIAMETER | 1.2200 INCHES | | PITCH DIAMETER | 1.1780 INCHES NOMINAL | | PRESSURE ANGLE | 20.0000 DEGREES | | PRECISION CLASSIFICATION | QUALITY NUMBER 10 OR QUALITY NUMBER 11 | | STYLE DESIGNATOR | PROTRUDING HUB | | SURFACE TREATMENT | ANODIZE OVERALL | | TEETH QUANTITY | 40 | | TEETH TYPE | SINGLE HELIX | | TOOTH DIRECTION | LEFT | | TOOTH FORM | STANDARD |
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