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		                        | National Stock Number:
 3020-00-320-8133
 
 Federal Supply Class:
 3020
 
 National Item Identification Number:
 003208133
 
 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:
 
 | 151135 | 64959 | AMERICAN TELEPHONE AND TELEGRAPH CO |  | 151135 | 70408 | AT AND T CORP |  | 521511352 | 57712 | TELEMECHANICS INC |  | TP151135 | 60037 | TELEPRINTER CORP OF AMERICA | 
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 Techincal Specification:
 
 | ATTACHMENT METHOD | MOUNTING HOLE |  | BODY STYLE | WEBBED, OFFSET, SOLID |  | BORE STYLE | PLAIN BOTH ENDS |  | BORE NOMINAL DIAMETER | 0.500 INCHES BOTH ENDS |  | FACE NOMINAL WIDTH | 0.312 INCHES |  | PROPRIETARY CHARACTERISTICS | PACS |  | MOUNTING HOLE NOMINAL DIAMETER | 0.156 INCHES AXIALLY THROUGH BODY, FIRST END |  | MOUNTING HOLE TYPE AND QUANTITY | 2 PLAIN AXIALLY THROUGH BODY, FIRST END |  | NOMINAL OUTSIDE DIAMETER | 3.312 INCHES |  | STYLE DESIGNATOR | HUBLESS |  | TEETH QUANTITY | 84 |  | TEETH TYPE | SINGLE HELIX |  | TOOTH DIRECTION | RIGHT | 
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