National Stock Number:
4820-99-321-5422
Federal Supply Class:
4820
National Item Identification Number:
993215422
Description:
VALVE,DIAPHRAGM,STO
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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