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		                             National Stock Number: 3020-00-277-1390
  Federal Supply Class: 3020
  National Item Identification Number: 002771390
  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:
 | BB207 | 80251 | FORMICA CORPORATION |   
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  Techincal Specification:
 | BEARING QUANTITY | 1 |  | BEARING TYPE | BALL |  | BEARINGS | INCLUDED |  | BORE DIAMETER | 0.1895 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM |  | BORE LENGTH | 0.292 INCHES MINIMUM AND 0.297 INCHES MAXIMUM |  | BORE FEATURE | INCLUDED |  | BORE TYPE | STRAIGHT |  | COUNTERBORE FEATURE | NOT INCLUDED |  | DESIGN FORM | PLAIN |  | DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 0.021 INCHES MINIMUM BOTH ENDS AND 0.038 INCHES MAXIMUM BOTH ENDS |  | FACE WIDTH | 0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |  | GROOVE QUANTITY | 1 |  | GROOVE RADIUS | 0.052 INCHES MINIMUM AND 0.055 INCHES MAXIMUM |  | GROOVE SHAPE | U |  | GROOVE WIDTH | 0.109 INCHES NOMINAL |  | GROOVE DEPTH | 0.141 INCHES NOMINAL |  | HUB END OUTSIDE DIAMETER AND LOCATION | 0.331 INCHES NOMINAL BOTH ENDS |  | INTEGRAL COOLING VANE | NOT INCLUDED |  | KEYING FACILITY | NOT INCLUDED |  | LIGHTENING HOLE | NOT INCLUDED |  | MATERIAL | PLASTIC POLYESTER OVERALL |  | OUTSIDE DIAMETER | 2.000 INCHES NOMINAL |  | OVERALL LENGTH | 0.292 INCHES MINIMUM AND 0.297 INCHES MAXIMUM |  | SPLIT HUB FEATURE | NOT INCLUDED |  | STYLE DESIGNATOR | PLAIN |  | WEB/SPOKE RELATIONSHIP TO FACE CENTERLINE | NOT OFFSET |   
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