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		                             National Stock Number: 3020-01-125-9844
  Federal Supply Class: 3020
  National Item Identification Number: 011259844
  Description: PULLEY,GROOVE
  Detail: A pulley with one or more grooved faces or rims of the same diameter. For pulleys encased in a shell or frame, see BLOCK, TACKLE.  For items specifically designed for aviation, see PULLEY(1), GROOVE, AVIATION. 
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  Manufacturer Information:
 | 9L5614 | 11083 | CATERPILLAR INC |   
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  Techincal Specification:
 | DESIGN FORM | PLAIN |  | DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 0.190 INCHES NOMINAL AA END |  | BEARINGS | NOT INCLUDED |  | BOLT CIRCLE DIAMETER | 4.000 INCHES NOMINAL AND 3.500 INCHES NOMINAL |  | BORE DIAMETER | 2.600 INCHES NOMINAL |  | BORE LENGTH | 3.375 INCHES NOMINAL |  | BORE FEATURE | INCLUDED |  | BORE TYPE | STRAIGHT |  | COUNTERBORE DEPTH | 0.391 INCHES NOMINAL AND 1.380 INCHES NOMINAL |  | COUNTERBORE DIAMETER | 2.835 INCHES NOMINAL |  | COUNTERBORE FEATURE | INCLUDED |  | COUNTERBORE LOCATION | BOTH ENDS |  | FACE WIDTH | 3.185 INCHES NOMINAL |  | GROOVE DEPTH | 1.154 INCHES NOMINAL |  | GROOVE QUANTITY | 5 |  | GROOVE SHAPE | V |  | GROOVE WIDTH | 0.500 INCHES NOMINAL |  | HOLE LOCATION | ON PULLEY SURFACE |  | INTEGRAL COOLING VANE | NOT INCLUDED |  | KEYING FACILITY | NOT INCLUDED |  | LIGHTENING HOLE | NOT INCLUDED |  | MATERIAL AND LOCATION | IRON, GRAY OVERALL |  | HUB END OUTSIDE DIAMETER AND LOCATION | 4.620 INCHES NOMINAL AA END |  | PROPRIETARY CHARACTERISTICS | PACS |  | PROTRUDING HUB CHARACTERISTIC | PLAIN |  | OUTSIDE DIAMETER | 5.850 INCHES NOMINAL |  | OVERALL LENGTH | 3.375 INCHES NOMINAL |  | SECURING HOLE QUANTITY | 2 AND 6 |  | SECURING LOCATION | AA END |  | SECURING METHOD | THREADED HOLE |  | SPECIAL FEATURES | INT GROOVE,0.680 IN. GROOVE W,1.380 IN. DISTANCE FROM AA END TO GROOVE |  | SPLIT HUB FEATURE | NOT INCLUDED |  | V GROOVE ANGLE IN DEG | 36.0 |  | STYLE DESIGNATOR | PLAIN |  | THREAD SIZE | 5/16-18 AND 3/8-16 |   
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