4820-01-043-1959 VALVE,CHECK Index 4820-01-043-1961 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-043-1960

Federal Supply Class:
4820

National Item Identification Number:
010431960

Description:
VALVE,SAFETY RELIEF

Detail:
A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.


Manufacturer Information:
1227-1/2X3/437239LUNKENHEIMER CO
1227-1/2X3/4CP03950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
3200775-711243COSMODYNE, LLC
3200775-7CP11243COSMODYNE, LLC


Techincal Specification:
DISK LOADING METHODSPRING
ADJUSTABLE PRESSURE RANGE+5.0 TO 60.0 POUNDS PER SQUARE INCH
CONNECTION TYPETHREADED EXTERNAL PIPE 1ST END
CONNECTION TYPETHREADED EXTERNAL PIPE 2ND END
CRITICALITY CODE JUSTIFICATIONZZZY
FLOW CONTROL DEVICEDISK
MATERIALBRONZE BODY
MATERIALBRONZE FLOW CONTROL DEVICE
PROPRIETARY CHARACTERISTICSPACS
MAXIMUM OPERATING PRESSURE60.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDNITROGEN, LIQUID 1ST RESPONSE
MEDIA FOR WHICH DESIGNEDOXYGEN, LIQUID 2ND RESPONSE
NOMINAL THREAD SIZE0.500 INCHES 1ST END
NOMINAL THREAD SIZE0.750 INCHES 2ND END
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
VALVE OPERATION METHODMANUAL
STYLE DESIGNATORANGLE
THREAD SERIES DESIGNATORNPT 2ND END
THREAD SERIES DESIGNATORNPT 1ST END


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