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National Stock Number:
3020-00-877-0290
Federal Supply Class:
3020
National Item Identification Number:
008770290
Description:
GEAR,WORM
Detail:
A GEAR WITH TEETH ON ITS OUTER SURFACE IN THE FORM OF HELICAL THREADS.
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Manufacturer Information:
| A3291-2 | 03538 | LOCKHEED MARTIN CORPORATION | | A3291-2 | 54497 | MARTIN MARIETTA TECHNOLOGIES INC SUB OF MARTIN MARIETTA CORP AERO AND NAVAL SYSTEMS |
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Techincal Specification:
| MATERIAL | STEEL CORROSION RESISTING OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD FORM QUANTITY | 4 | | THREAD FORM DIRECTION | RIGHT-HAND | | PRESSURE ANGLE | 20.0000 DEGREES | | HELIX ANGLE | 7.0000 DEGREES | | STYLE DESIGNATOR | PROTRUDING HUB | | PITCH DIAMETER | 0.5000 INCHES NOMINAL | | NOMINAL OUTSIDE DIAMETER | 0.531 INCHES | | FACE NOMINAL WIDTH | 0.750 INCHES | | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.224 INCHES FIRST END | | BORE STYLE | PLAIN BOTH ENDS | | BORE NOMINAL DIAMETER | 0.250 INCHES BOTH ENDS | | HUB STYLE DESIGNATOR | PINNED FIRST END | | HUB NOMINAL DIAMETER | 0.432 INCHES FIRST END |
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