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		                        | National Stock Number:
 3020-01-210-3627
 
 Federal Supply Class:
 3020
 
 National Item Identification Number:
 012103627
 
 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:
 
 | 928E559-14 | 94259 | BECHTEL MARINE PROPULSION CORPORATION | 
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 Techincal Specification:
 
 | BEARINGS | NOT INCLUDED |  | BORE DIAMETER | 1.500 INCHES NOMINAL |  | BORE LENGTH | 1.125 INCHES NOMINAL |  | BORE FEATURE | INCLUDED |  | BORE TYPE | STRAIGHT |  | COUNTERBORE FEATURE | NOT INCLUDED |  | CRITICALITY CODE JUSTIFICATION | ZZZY |  | DESIGN FORM | PLAIN |  | DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY | 1.604 INCHES NOMINAL |  | FACE WIDTH | 1.125 INCHES NOMINAL |  | GROOVE QUANTITY | 1 |  | GROOVE SHAPE | V |  | GROOVE WIDTH | 1.050 INCHES NOMINAL |  | GROOVE DEPTH | 1.170 INCHES NOMINAL |  | INTEGRAL COOLING VANE | NOT INCLUDED |  | KEYWAY WIDTH | 0.375 INCHES NOMINAL |  | KEYING FACILITY | INCLUDED |  | KEYING FACILITY TYPE | KEYWAY |  | LIGHTENING HOLE | NOT INCLUDED |  | PITCH DIAMETER | 8.000 INCHES NOMINAL |  | MATERIAL | STEEL CORROSION RESISTING OVERALL |  | OUTSIDE DIAMETER | 8.900 INCHES NOMINAL |  | QUANTITY | 1 |  | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |  | SPLIT HUB FEATURE | NOT INCLUDED |  | STYLE DESIGNATOR | PLAIN |  | V GROOVE ANGLE IN DEG | 21.0 | 
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