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		                        | National Stock Number:
 4820-00-562-2315
 
 Federal Supply Class:
 4820
 
 National Item Identification Number:
 005622315
 
 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:
 
 | 75D16 | 72914 | GRIMES AEROSPACE COMPANY | 
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 Techincal Specification:
 
 | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643, COMP 630, 17-4PH ASSN STD SINGLE MATERIAL RESPONSE |  | MATERIAL | STEEL COMP 630 | 
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