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		                             National Stock Number: 3020-00-540-4154
  Federal Supply Class: 3020
  National Item Identification Number: 005404154
  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:
 | AFB3510E | 7PZX0 | FAIRBANKS MORSE, LLC |  | AFB3510E | 82796 | COLTEC INDUSTRIES INC DBA FAIRBANKS MORSE ENGINE DIV FAIRBANKS MORSE ENGINE |  | NAFB3510E | 82796 | COLTEC INDUSTRIES INC DBA FAIRBANKS MORSE ENGINE DIV FAIRBANKS MORSE ENGINE |   
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  Techincal Specification:
 | BODY STYLE | PLAIN, SOLID |  | BORE NOMINAL DIAMETER | 1.4997 INCHES BOTH ENDS |  | BORE STYLE | W/ KEYWAY BOTH ENDS |  | FACE NOMINAL WIDTH | 1.875 INCHES |  | HARDNESS RATING | 27.0 ROCKWELL C MINIMUM  AND 32.0 ROCKWELL C MAXIMUM OVERALL |  | HUB NOMINAL DIAMETER | 2.500 INCHES FIRST END |  | HUB STYLE DESIGNATOR | PLAIN FIRST END |  | KEYWAY NOMINAL WIDTH | 0.499 INCHES BOTH ENDS |  | MATERIAL DOCUMENT AND CLASSIFICATION | FED STD 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |  | PITCH DIAMETER | 5.8570 INCHES NOMINAL |  | MATERIAL | STEEL COMP 4145 OVERALL |  | NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | 0.9531 INCHES BOTH ENDS |  | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 1.0312 INCHES FIRST END |  | NOMINAL OUTSIDE DIAMETER | 6.078 INCHES |  | PRESSURE ANGLE | 20.0000 DEGREES |  | STYLE DESIGNATOR | PROTRUDING HUB, RECESSED BODY |  | TEETH QUANTITY | 41 |  | SPECIAL FEATURES | TWO 1/2 INCH-20 NF HOLES THROUGH FACE,EVENLY SPACED ON 3-3/4 INCH DIAMETER BOLT CIRCLE,HOLES ON CENTER LONE OF KEYWAY |  | TOOTH FORM | STANDARD |   
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