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		                             National Stock Number: 3020-00-540-8640
  Federal Supply Class: 3020
  National Item Identification Number: 005408640
  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:
 | 722118 | 00447 | WABCO CONSTRUCTION AND MINING EQUIPMENT GROUP INDIANAPOLIS PLANT AN AMERICAN STANDARD INC CO |  | 722118 | 35311 | AMERICAN STANDARD INC WESTINGHOUSE AIR BRAKE CO DIV |   
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  Techincal Specification:
 | BODY STYLE | PLAIN, SOLID |  | BORE NOMINAL DIAMETER | 3.1650 INCHES BOTH ENDS |  | BORE STYLE | INVOLUTE SPLINE BOTH ENDS |  | FACE NOMINAL WIDTH | 1.860 INCHES |  | HARDNESS RATING | 57.0 ROCKWELL C MINIMUM  AND 63.0 ROCKWELL C MAXIMUM OVERALL |  | MATERIAL DOCUMENT AND CLASSIFICATION | FED STD 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |  | PITCH DIAMETER | 5.2000 INCHES NOMINAL |  | MATERIAL | STEEL COMP 8620H OVERALL |  | NOMINAL OUTSIDE DIAMETER | 5.3950 INCHES |  | PRESSURE ANGLE | 20.0000 DEGREES |  | SPECIAL FEATURES | COUNTERBORE 1ST END,3.307 IN. DIA BY 0.502 IN. DEEP; TEETH RELIEVED 0.002 IN. EACH SIDE |  | SPLINE PITCH DIAMETER | 3.0000 INCHES NOMINAL BOTH ENDS |  | SPLINE QUANTITY | 12 BOTH ENDS |  | STYLE DESIGNATOR | HUBLESS |  | SURFACE TREATMENT | PHOSPHATE OVERALL |  | TEETH QUANTITY | 26 |  | TOOTH FORM | STANDARD |   
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