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		                             National Stock Number: 3020-00-959-4170
  Federal Supply Class: 3020
  National Item Identification Number: 009594170
  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:
 | 3-13509-5 | 0JRC1 | NORTHROP GRUMMAN TECHNICAL SERVICES, INC. |  | 3-13509-5 | 76823 | NORTHROP GRUMMAN SYSTEMS CORPORATION |  | 3-13509-5 | 79U29 | NORTHROP GRUMMAN SYSTEMS CORPORATION |   
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  Techincal Specification:
 | BEARING QUANTITY | 1 |  | BEARING TYPE | BALL |  | BEARINGS | INCLUDED |  | BORE DIAMETER | 0.250 INCHES NOMINAL |  | BORE LENGTH | 0.438 INCHES NOMINAL |  | BORE FEATURE | INCLUDED |  | BORE TYPE | STRAIGHT |  | COUNTERBORE FEATURE | NOT INCLUDED |  | DESIGN FORM | WEBBED |  | DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 0.032 INCHES NOMINAL BOTH ENDS |  | FACE WIDTH | 0.385 INCHES NOMINAL |  | GROOVE QUANTITY | 1 |  | GROOVE RADIUS | 0.097 INCHES NOMINAL |  | GROOVE SHAPE | U |  | GROOVE WIDTH | 0.275 INCHES NOMINAL |  | GROOVE DEPTH | 0.172 INCHES NOMINAL |  | 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 | ALUMINUM ALLOY OVERALL |  | PITCH DIAMETER | 2.281 INCHES NOMINAL |  | OUTSIDE DIAMETER | 2.625 INCHES NOMINAL |  | OVERALL LENGTH | 0.438 INCHES NOMINAL |  | PROTRUDING HUB CHARACTERISTIC | PLAIN |  | SPLIT HUB FEATURE | NOT INCLUDED |  | STYLE DESIGNATOR | WEBBED OR SPOKED |  | WEB/SPOKE RELATIONSHIP TO FACE CENTERLINE | NOT OFFSET |   
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