4820-01-143-2859 VALVE,CHECK Index 4820-01-143-2861 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-143-2860

Federal Supply Class:
4820

National Item Identification Number:
011432860

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:
189CS167X9523W/VIT 460T550PSI01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
9523 W/VITON PKG 460T550PSI01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
D49-30UU-01 1/2 IN5P967DANTE VALVE COMPANY
D49-30UU-01 1/2 IN65079DANCO VALVE COMPANY


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+460.0 TO 550.0 POUNDS PER SQUARE INCH
CONNECTION STYLESTREAMLINED WITH TWO BRAZING RINGS (TUBE) 2ND END
CONNECTION STYLESTREAMLINED WITH ONE BRAZING RING (TUBE) 1ST END
CONNECTION TYPEUNTHREADED INTERNAL TUBE ALL ENDS
DISK LOADING METHODSPRING
FLOW CONTROL DEVICEDISK
MATERIALCOPPER ALLOY BODY
MATERIALPLASTIC POLYCHLOROTRIFLUOROETHYLENE PACKING
MATERIALSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
MATERIALSTEEL CORROSION RESISTING SEAT
MATERIALSTEEL CORROSION RESISTING STEM
MAXIMUM OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDHYDRAULIC FLUID, PHOSPHATE-ESTER BASE SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.500 INCHES 2ND END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.750 INCHES 1ST END
STYLE DESIGNATORANGLE
VALVE OPERATION METHODAUTOMATIC


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