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		                        | National Stock Number:
 4820-01-569-0136
 
 Federal Supply Class:
 4820
 
 National Item Identification Number:
 015690136
 
 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:
 
 | 51310F257 | 91363 | NORRISEAL NORRIS VALUES DIV DBA DOVER CO |  | 930-0082 ITEM #2 | 91363 | NORRISEAL NORRIS VALUES DIV DBA DOVER CO | 
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 Techincal Specification:
 
 | MATERIAL DOCUMENT AND CLASSIFICATION | MONEL MFR REF SINGLE MATERIAL RESPONSE |  | MATERIAL | NICKEL ALLOY |  | PART NAME ASSIGNED BY CONTROLLING AGENCY | DISC |  | MEDIA FOR WHICH DESIGNED | HYDRAULIC FLUID |  | SPECIAL FEATURES | NEXT HIGHER ASSEMBLY: 3 INCH BUTTERFLY VALVE, P/N D2030-645A-2RM, 4820-01-568-9315 |  | STYLE DESIGNATOR | SWING CHECK | 
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