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		                        | National Stock Number:
 3020-01-078-9195
 
 Federal Supply Class:
 3020
 
 National Item Identification Number:
 010789195
 
 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:
 
 | FC4-15 | 00141 | ROLLER BEARING CO OF AMERICA, INC | 
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 Techincal Specification:
 
 | BEARINGS | NOT INCLUDED |  | BORE DIAMETER | 0.1873 INCHES MINIMUM AND 0.1878 INCHES MAXIMUM |  | BORE LENGTH | 0.406 INCHES NOMINAL |  | BORE FEATURE | INCLUDED |  | BORE TYPE | STRAIGHT |  | COUNTERBORE FEATURE | NOT INCLUDED |  | DESIGN FORM | PLAIN |  | DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 0.2190 INCHES NOMINAL AA END |  | FACE WIDTH | 0.1870 INCHES NOMINAL |  | FURNISHED ITEMS AND QUANTITY | SETSCREW NO.4-40,1EA |  | GROOVE QUANTITY | 1 |  | GROOVE RADIUS | 0.046875 INCHES NOMINAL |  | GROOVE SHAPE | U |  | GROOVE WIDTH | 0.09375 INCHES NOMINAL |  | GROOVE DEPTH | 0.0780 INCHES NOMINAL |  | HUB END OUTSIDE DIAMETER AND LOCATION | 0.3750 INCHES NOMINAL AA END |  | INTEGRAL COOLING VANE | NOT INCLUDED |  | KEYING FACILITY | NOT INCLUDED |  | LIGHTENING HOLE | NOT INCLUDED |  | MATERIAL DOCUMENT AND CLASSIFICATION | TEMPER T4, ALUMINUM ASSOCIATION ASSN STD SINGLE MATERIAL RESPONSE OVERALL |  | MATERIAL | ALUMINUM ALLOY 2024 OVERALL |  | OUTSIDE DIAMETER | 0.5310 INCHES NOMINAL |  | OVERALL LENGTH | 0.4060 INCHES NOMINAL |  | PROTRUDING HUB CHARACTERISTIC | PLAIN |  | SECURING LOCATION | AA END |  | SECURING METHOD | SETSCREW AND PIN(S) |  | SPLIT HUB FEATURE | NOT INCLUDED |  | STYLE DESIGNATOR | PLAIN |  | SURFACE TREATMENT | ANODIZE | 
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