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		                        | National Stock Number:
 4820-00-491-1109
 
 Federal Supply Class:
 4820
 
 National Item Identification Number:
 004911109
 
 Description:
 DIAPHRAGM,ACTUATOR VALVE,SPECIAL
 
 Detail:
 An item constructed of one or more layers of thin flexible material, either laminated or separated, designed to form a tight seal between the chambers of a valve, and to transmit pressure inducted motion to a valve disk either directly or through a mechanical linkage. The surface of the item must 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 center holes. Excludes DIAPHRA GM, VALVE, FLAT and GASKET.
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 Manufacturer Information:
 
 | A7271 | 11892 | APEX SPOOL CO INC |  | A7271 | K7986 | IMI NORGREN SALES LTD | 
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