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		                        | National Stock Number:
 3020-00-491-9622
 
 Federal Supply Class:
 3020
 
 National Item Identification Number:
 004919622
 
 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:
 
 | 3020004919622 | A00AM | E.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE |  | 8754597 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | 
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 Techincal Specification:
 
 | BOLT CIRCLE DIAMETER | 1.750 INCHES NOMINAL |  | BORE FEATURE | NOT INCLUDED |  | DESIGN FORM | WEBBED |  | DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 1.648 INCHES NOMINAL AA END |  | DRILLED HOLE DIAMETER | 0.339 INCHES MINIMUM AND 0.359 INCHES MAXIMUM |  | FACE WIDTH | 1.360 INCHES NOMINAL |  | GROOVE QUANTITY | 2 |  | GROOVE SHAPE | V |  | GROOVE WIDTH | 0.380 INCHES NOMINAL |  | GROOVE DEPTH | 0.470 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |  | HOLE LOCATION | 90 DEGREES AROUND HUB END |  | INTEGRAL COOLING VANE | NOT INCLUDED |  | LIGHTENING HOLE | INCLUDED |  | MATERIAL | STEEL OVERALL |  | OUTSIDE DIAMETER | 4.629 INCHES MINIMUM AND 4.679 INCHES MAXIMUM |  | OVERALL LENGTH | 3.380 INCHES NOMINAL |  | SECURING HOLE QUANTITY | 4 |  | SECURING LOCATION | AA END |  | SECURING METHOD | DRILLED HOLE |  | SPLIT HUB FEATURE | NOT INCLUDED |  | STYLE DESIGNATOR | WEBBED OR SPOKED |  | SURFACE TREATMENT | ENAMEL |  | V GROOVE ANGLE IN DEG | 20.0 |  | WEB/SPOKE RELATIONSHIP TO FACE CENTERLINE | NOT OFFSET | 
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