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		                             National Stock Number: 3020-01-198-6584
  Federal Supply Class: 3020
  National Item Identification Number: 011986584
  Description: GEAR,SPUR
  Detail: A gear, cylindrical in form, with straight teeth on the outer surface parallel to the axis of the gear. See also GEAR, ANTIBACKLASH, SPUR. For bulk material, see ROD, PINION. 
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  Manufacturer Information:
 | PX4275 | 61208 | TWIN DISC, INCORPORATED |  | X205928D | 61208 | TWIN DISC, INCORPORATED |   
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  Techincal Specification:
 | END NOMINAL LENGTH | 0.225 INCHES FIRST END |  | FACE NOMINAL WIDTH | 0.750 INCHES |  | FIRST STEP NOMINAL DIAMETER | 5.248 INCHES FIRST END |  | FIRST STEP NOMINAL LENGTH | 0.749 INCHES FIRST END |  | HUB STYLE DESIGNATOR | 1 STEP FIRST END |  | III HARDNESS RATING | 58.0 ROCKWELL C MINIMUM  AND 62.0 ROCKWELL C MAXIMUM TEETH |  | III MATERIAL | STEEL OVERALL |  | PITCH DIAMETER | 4.8750 INCHES NOMINAL |  | PRESSURE ANGLE | 20.0000 DEGREES |  | PROPRIETARY CHARACTERISTICS | PACS |  | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 1.159 INCHES FIRST END |  | NOMINAL OUTSIDE DIAMETER | 5.083 INCHES |  | SPECIAL FEATURES | GROOVE 0.190 IN.WIDE IN CENTER OF FACE,TWO SET SCREW HOLES IN HUB;HUB LARGER OD THAN FACE SIDE |  | STYLE DESIGNATOR | PROTRUDING HUB |  | TEETH QUANTITY | 39 |  | TOOTH FORM | STANDARD |  | BODY STYLE | PLAIN, SOLID |  | BORE STYLE | PLAIN BOTH ENDS |  | BORE NOMINAL DIAMETER | 3.688 INCHES BOTH ENDS |  | END NOMINAL DIAMETER | 4.750 INCHES FIRST END |   
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