4820-01-337-4516 VALVE,SAFETY RELIEF Index 4820-01-337-4518 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-337-4517

Federal Supply Class:
4820

National Item Identification Number:
013374517

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:
5642 ITEM 2422501HOWELL LABORATORIES INC
5652 ASSY G50722501HOWELL LABORATORIES INC
5652C-G50722501HOWELL LABORATORIES INC
D559T-8D-10091816CIRCOR AEROSPACE, INC.


Techincal Specification:
STYLE DESIGNATORSTRAIGHT THRU
VALVE OPERATION METHODAUTOMATIC
MATERIALSTEEL COMP 303 BODY
FLOW CONTROL DEVICEPOPPET
MEDIA FOR WHICH DESIGNEDAIR 1ST RESPONSE
ALCOHOL, ETHYL 2ND RESPONSE
AMMONIA, GASEOUS 3RD RESPONSE
FUEL/OIL, HYDROCARBON 4TH RESPONSE
HELIUM 5TH RESPONSE
MAXIMUM OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP-40.0 DEG FAHRENHEIT 1ST RESPONSE
280.0 DEG FAHRENHEIT 2ND RESPONSE
CONNECTION TYPETHREADED EXTERNAL TUBE 1ST END
CONNECTION STYLEPLAIN (TUBE) 1ST END
THREAD SERIES DESIGNATORUNJF 1ST END
NOMINAL THREAD SIZE0.750 INCHES 1ST END
THREAD CLASS3A 1ST END
THREAD DIRECTIONRIGHT-HAND 1ST END
OPENING PRESSURE SETTING100.0 POUNDS PER SQUARE INCH
ADJUSTABLE PRESSURE RANGE73.0 TO 150.0 POUNDS PER SQUARE INCH
MOUNTING FACILITYPANEL
FURNISHED ITEMS AND QUANTITY1 DEFLECTOR CAP


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