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		                             National Stock Number: 3020-00-808-7312
  Federal Supply Class: 3020
  National Item Identification Number: 008087312
  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:
 | 11610397 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |  | 3020008087312 | SCY13 | E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE |   
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  Techincal Specification:
 | BODY RECESS NOMINAL DEPTH | 0.390 INCHES SECOND END |  | BODY STYLE | WEBBED, OFFSET, SOLID |  | BORE STYLE | TAPERED FIRST END |  | FACE NOMINAL WIDTH | 0.660 INCHES |  | HARDNESS RATING | 58.0 ROCKWELL C MINIMUM  AND 62.0 ROCKWELL C MAXIMUM OVERALL |  | HELIX ANGLE | 37.3332 DEGREES |  | HUB NOMINAL DIAMETER | 0.170 INCHES FIRST END |  | HUB STYLE DESIGNATOR | PLAIN FIRST END |  | PITCH DIAMETER | 3.3957 INCHES NOMINAL |  | MATERIAL | STEEL COMP 8620H  OR STEEL COMP 8720 OVERALL |  | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.170 INCHES FIRST END |  | NOMINAL OUTSIDE DIAMETER | 3.594 INCHES |  | PRESSURE ANGLE | 14.5000 DEGREES |  | STYLE DESIGNATOR | PROTRUDING HUB, RECESSED BODY |  | TAPER MAJOR NOMINAL DIAMETER | 0.652 INCHES FIRST END |  | TEETH QUANTITY | 27 |  | TEETH TYPE | SINGLE HELIX |  | TOOTH FORM | STANDARD |  | TOOTH DIRECTION | LEFT |   
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