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		                             National Stock Number: 3020-00-239-0212
  Federal Supply Class: 3020
  National Item Identification Number: 002390212
  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:
 | MBEU2725DP | 1Q842 | MARTIN-BAKER AMERICA INC |  | MBEU2725DP | U1604 | MARTIN-BAKER AIRCRAFT COMPANY LIMITED |   
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  Techincal Specification:
 | BEARINGS | NOT INCLUDED |  | BORE DIAMETER | 0.156 INCHES NOMINAL |  | BORE LENGTH | 0.125 INCHES MINIMUM AND 0.130 INCHES MAXIMUM |  | BORE FEATURE | INCLUDED |  | BORE TYPE | STRAIGHT |  | COUNTERBORE FEATURE | NOT INCLUDED |  | DESIGN FORM | PLAIN |  | FACE WIDTH | 0.125 INCHES MINIMUM AND 0.130 INCHES MAXIMUM |  | GROOVE QUANTITY | 1 |  | GROOVE RADIUS | 0.039 INCHES NOMINAL |  | GROOVE SHAPE | U |  | GROOVE WIDTH | 0.075 INCHES MINIMUM AND 0.080 INCHES MAXIMUM |  | GROOVE DEPTH | 0.070 INCHES NOMINAL |  | INTEGRAL COOLING VANE | NOT INCLUDED |  | KEYING FACILITY | NOT INCLUDED |  | LIGHTENING HOLE | NOT INCLUDED |  | OUTSIDE DIAMETER | 0.750 INCHES NOMINAL |  | SPLIT HUB FEATURE | NOT INCLUDED |  | STYLE DESIGNATOR | PLAIN |  | SURFACE TREATMENT | ANODIZE |   
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