4820-01-368-1771 VALVE,SAFETY RELIEF Index 4820-01-368-1773 VALVE,BALL

National Stock Number:
4820-01-368-1772

Federal Supply Class:
4820

National Item Identification Number:
013681772

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:
202343941SS01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
202343941SS15187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
D44UU-01H-1/2-3/45P967DANTE VALVE COMPANY
D44UU-01H-1/2-3/465079DANCO VALVE COMPANY
D44UU-01 1/2X3/465079DANCO VALVE COMPANY


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+45.0 TO 57.0 POUNDS PER SQUARE INCH
CONNECTION TYPEUNTHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLESOCKET WITH BRAZING RING ALL ENDS
CRITICALITY CODE JUSTIFICATIONFEAT
DISK LOADING METHODSPRING
FURNISHED ITEMS AND QUANTITY2 TAILPIECE
MATERIAL DOCUMENT AND CLASSIFICATIONAISI 303 ASSN STD SINGLE MATERIAL RESPONSE STEM
MATERIAL DOCUMENT AND CLASSIFICATIONAISI 304 ASSN STD SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONAASTM B16 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIALBRONZE BODY
MATERIALCOPPER ALLOY FLOW CONTROL DEVICE
MATERIALSTEEL CORROSION RESISTING SEAT
MATERIALSTEEL CORROSION RESISTING STEM
MAXIMUM OPERATING TEMP165.0 FAHRENHEIT SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE440.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
NOMINAL PIPE SIZE ACCOMMODATED0.500 INCHES ALL ENDS
SPECIAL FEATURESWEAPON SYSTEM ESSENTIAL
STYLE DESIGNATORANGLE
VALVE OPERATION METHODAUTOMATIC


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