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		                        | National Stock Number:
 1660-00-787-3329
 
 Federal Supply Class:
 1660
 
 National Item Identification Number:
 007873329
 
 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:
 
 | 56C13 | 72914 | GRIMES AEROSPACE COMPANY | 
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 Techincal Specification:
 
 | MATERIAL THICKNESS | 0.550 INCHES NOMINAL |  | MATERIAL | STEEL CORROSION RESISTING |  | MEDIA FOR WHICH DESIGNED | AIR |  | OUTSIDE DIAMETER | 2.764 INCHES MINIMUM AND 2.773 INCHES MAXIMUM |  | STYLE DESIGNATOR | BUTTERFLY | 
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