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		                             National Stock Number: 3020-00-289-7489
  Federal Supply Class: 3020
  National Item Identification Number: 002897489
  Description: GEAR,WORM
  Detail: A GEAR WITH TEETH ON ITS OUTER SURFACE IN THE FORM OF HELICAL THREADS.
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  Manufacturer Information:
 | 458-805 | 15280 | NORTHROP GRUMMAN SYSTEMS CORPORATION DIV ES DEFENSIVE SYSTEMS DIVISION |  | 458-805 | 26916 | NORTHROP GRUMMAN SYSTEMS CORPORATION |   
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  Techincal Specification:
 | ATTACHMENT METHOD | MOUNTING HOLE |  | BORE NOMINAL DIAMETER | 0.188 INCHES BOTH ENDS |  | BORE STYLE | PLAIN BOTH ENDS |  | FACE NOMINAL WIDTH | 0.687 INCHES |  | HELIX ANGLE | 51.0000 DEGREES |  | HUB NOMINAL DIAMETER | 0.360 INCHES FIRST END |  | HUB STYLE DESIGNATOR | PLAIN FIRST END |  | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |  | PITCH DIAMETER | 0.4380 INCHES NOMINAL |  | MATERIAL | STEEL OVERALL |  | MOUNTING HOLE NOMINAL DIAMETER | 0.052 INCHES TRANSVERSELY THROUGH HUB FIRST END |  | MOUNTING HOLE TYPE AND QUANTITY | 1 THREADED  AND 1 PLAIN TRANSVERSELY THROUGH HUB FIRST END |  | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.188 INCHES FIRST END |  | NOMINAL OUTSIDE DIAMETER | 0.500 INCHES |  | NOMINAL OVERALL LENGTH | 0.875 INCHES |  | PRESSURE ANGLE | 20.0000 DEGREES |  | STYLE DESIGNATOR | PROTRUDING HUB |  | SURFACE TREATMENT | PASSIVATE OVERALL |  | THREAD FORM DIRECTION | RIGHT-HAND |  | THREAD FORM QUANTITY | 2 |   
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