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		                             National Stock Number: 3020-00-540-8878
  Federal Supply Class: 3020
  National Item Identification Number: 005408878
  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:
 | 06579 | 82340 | L3HARRIS TECHNOLOGIES, INC. |   
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  Techincal Specification:
 | BEARINGS | NOT INCLUDED |  | BORE DIAMETER | 0.3125 INCHES NOMINAL |  | BORE LENGTH | 1.625 INCHES NOMINAL |  | BORE FEATURE | INCLUDED |  | BORE TYPE | STRAIGHT |  | COUNTERBORE FEATURE | NOT INCLUDED |  | DESIGN FORM | PLAIN |  | DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 0.500 INCHES NOMINAL BOTH ENDS |  | DRILLED HOLE DIAMETER | 0.082 INCHES NOMINAL |  | FACE WIDTH | 1.125 INCHES NOMINAL |  | GROOVE QUANTITY | 2 |  | GROOVE SHAPE | RECTANGULAR |  | GROOVE WIDTH | 0.156 INCHES NOMINAL |  | GROOVE DEPTH | 0.071 INCHES NOMINAL |  | HOLE LOCATION | ONE LOCATED 1/4 IN. FROM END OF HUB,ONE LOCATED 1/4 IN. FROM END OF HUB AND 90 DEG FROM THD HOLE |  | HUB END OUTSIDE DIAMETER AND LOCATION | 0.875 INCHES NOMINAL BOTH ENDS |  | INTEGRAL COOLING VANE | NOT INCLUDED |  | KEYING FACILITY | NOT INCLUDED |  | LIGHTENING HOLE | NOT INCLUDED |  | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-P-14, TYPE CFG MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |  | MATERIAL | PLASTIC PHENOLIC  AND CELLULOSE OVERALL |  | PITCH DIAMETER | 1.980 INCHES NOMINAL |  | OUTSIDE DIAMETER | 2.218 INCHES NOMINAL |  | OVERALL LENGTH | 1.625 INCHES NOMINAL |  | SECURING HOLE QUANTITY | 2 |  | SECURING LOCATION | AA END |  | SECURING METHOD | THREADED HOLE(S) AND DRILLED HOLE |  | SPLIT HUB FEATURE | NOT INCLUDED |  | STYLE DESIGNATOR | PLAIN |  | THREAD SIZE | NO. 6-32 |   
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