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		                             National Stock Number: 4810-01-322-5903
  Federal Supply Class: 4810
  National Item Identification Number: 013225903
  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:
 | 820-2179325-91 | 53711 | NAVAL SEA SYSTEMS COMMAND |  | 820-2179338-3 | 53711 | NAVAL SEA SYSTEMS COMMAND |   
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  Techincal Specification:
 | CRITICALITY CODE JUSTIFICATION | ZZZY |  | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |   
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