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National Stock Number:
3020-00-689-6788
Federal Supply Class:
3020
National Item Identification Number:
006896788
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:
| 228B291H01 | 79500 | WESTINGHOUSE ELECTRIC CORP | | 228B291H01 | 97942 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| ATTACHMENT METHOD | MOUNTING HOLE | | BODY STYLE | PLAIN, SOLID | | BORE STYLE | PLAIN BOTH ENDS | | BORE NOMINAL DIAMETER | 0.250 INCHES BOTH ENDS | | FACE NOMINAL WIDTH | 0.250 INCHES | | HELIX ANGLE | 3.0000 DEGREES | | HUB NOMINAL DIAMETER | 0.438 INCHES FIRST END | | HUB STYLE DESIGNATOR | PLAIN FIRST END | | MATERIAL | COPPER 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 | 1.0020 INCHES | | PITCH DIAMETER | 0.9457 INCHES NOMINAL | | PRESSURE ANGLE | 20.0000 DEGREES | | STYLE DESIGNATOR | PROTRUDING HUB | | TEETH TYPE | SINGLE HELIX | | TEETH QUANTITY | 34 | | TOOTH FORM | STANDARD | | TOOTH DIRECTION | LEFT |
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