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		                        | National Stock Number:
 4820-00-913-1126
 
 Federal Supply Class:
 4820
 
 National Item Identification Number:
 009131126
 
 Description:
 DIAPHRAGM,VALVE,FLAT
 
 Detail:
 An item in the form of one or more thin flexible sheets normally designed to form a tight seal between chambers of a valve, and to transmit motion to a valve disk either directly or through a mechanical linkage. The surface of the item(s) may not be formed or molded to have a beaded or rolled edge, ribs, or any other raised surfaces. The item may contain bolt holes and/or a center hole. Excludes DIAPHRAGM, VALVE, SPECIAL SHAPED and GASKET.
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 Manufacturer Information:
 
 | B-5168-289-01 | 01293 | PRESSURE PRODUCTS INDUSTRIES INC |  | B4052B | 01293 | PRESSURE PRODUCTS INDUSTRIES INC |  | BP516828901 | 01293 | PRESSURE PRODUCTS INDUSTRIES INC | 
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 Techincal Specification:
 
 | BOLT CIRCLE DIAMETER | 5.484 INCHES NOMINAL |  | BOLT HOLE QUANTITY | 4 |  | HOLE DIAMETER | 0.208 INCHES NOMINAL |  | MATERIAL THICKNESS | 0.020 INCHES NOMINAL |  | MATERIAL | COPPER ALLOY |  | MEDIA FOR WHICH DESIGNED | AIR |  | OUTSIDE DIAMETER | 7.262 INCHES NOMINAL |  | STYLE DESIGNATOR | FLAT | 
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