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		                        | National Stock Number:
 4820-00-492-0683
 
 Federal Supply Class:
 4820
 
 National Item Identification Number:
 004920683
 
 Description:
 DISK,VALVE
 
 Detail:
 An item of various shapes (usually circular, conical, cylindrical, or rectangular) used to prevent or regulate the flow of liquids or gases through the valve. May include a retainer, screw, holder, and the like.
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 Manufacturer Information:
 
 | 3024148 | 00198 | PRATT & WHITNEY CANADA CORP | 
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 Techincal Specification:
 
 | FLANGE SEAT TO DISK END HEIGHT | 0.835 INCHES NOMINAL |  | INSIDE DIAMETER | 0.200 INCHES NOMINAL |  | III MATERIAL | STEEL |  | PROPRIETARY CHARACTERISTICS | PACS |  | OUTSIDE DIAMETER | 0.480 INCHES NOMINAL |  | OVERALL HEIGHT | 0.945 INCHES NOMINAL |  | SEAT ANGLE | 30.0 DEGREES NOMINAL |  | SHANK DIAMETER | 0.360 INCHES NOMINAL |  | STYLE DESIGNATOR | POPPET | 
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