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		                        | National Stock Number:
 3020-00-179-6890
 
 Federal Supply Class:
 3020
 
 National Item Identification Number:
 001796890
 
 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:
 
 | 11618924 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | 
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 Techincal Specification:
 
 | BEARINGS | NOT INCLUDED |  | BORE DIAMETER | 2.000 INCHES NOMINAL |  | BORE LENGTH | 1.530 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 | 0.842 INCHES NOMINAL AA END AND 2.613 INCHES NOMINAL BB END |  | FACE WIDTH | 2.613 INCHES MINIMUM AND 2.643 INCHES MAXIMUM |  | GROOVE QUANTITY | 4 |  | GROOVE SHAPE | V |  | GROOVE WIDTH | 0.500 INCHES NOMINAL |  | GROOVE DEPTH | 0.570 INCHES MINIMUM AND 0.610 INCHES MAXIMUM |  | HUB END OUTSIDE DIAMETER AND LOCATION | 3.000 INCHES NOMINAL AA END |  | INTEGRAL COOLING VANE | NOT INCLUDED |  | KEYING FACILITY | NOT INCLUDED |  | LIGHTENING HOLE | INCLUDED |  | MATERIAL | IRON OVERALL |  | OUTSIDE DIAMETER | 7.863 INCHES NOMINAL |  | OVERALL LENGTH | 3.470 INCHES NOMINAL |  | SECURING LOCATION | AA END |  | SECURING METHOD | COMPRESSION |  | SPLIT HUB FEATURE | NOT INCLUDED |  | STYLE DESIGNATOR | WEBBED OR SPOKED |  | SURFACE TREATMENT | ENAMEL |  | V GROOVE ANGLE IN DEG | 36.0 |  | WEB/SPOKE RELATIONSHIP TO FACE CENTERLINE | OFFSET | 
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