4820-01-146-7921 VALVE,SAFETY RELIEF Index 4820-01-146-7923 VALVE,BALL

National Stock Number:
4820-01-146-7922

Federal Supply Class:
4820

National Item Identification Number:
011467922

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.


Manufacturer Information:
7977786184GRISWOLD INDUSTRIES
79777K86184GRISWOLD INDUSTRIES
8884186184GRISWOLD INDUSTRIES
88841C86184GRISWOLD INDUSTRIES


Techincal Specification:
CONNECTION TYPEFLANGE ALL ENDS
MATERIALCOPPER ALLOY BODY
MATERIALNICKEL ALLOY STEM
VALVE SIZE2.000 INCHES


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