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		                        | National Stock Number:
 4820-01-222-1567
 
 Federal Supply Class:
 4820
 
 National Item Identification Number:
 012221567
 
 Description:
 VALVE,DIAPHRAGM,STOP
 
 Detail:
 A VALVE DESIGNED SPECIFICALLY SO THE DIAPHRAGM SEALS THE FLOW STREAM FROM THE VALVE OPERATING MECHANISM. THE FLOW IS CONTROLLED BY THE LIFTING OF THE DIAPHRAGM FROM OR COMPRESSING IT AGAINST AN INTEGRAL SEAT. FOR PACKLESS DIAPHRAGM VALVES WHICH UTILIZE A DIAPHRAGM AS PACKING AND A DISK TO CONTROL THE FLOW, SEE VALVE, Y.
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 Manufacturer Information:
 
 | 94751F | 86184 | GRISWOLD INDUSTRIES | 
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