4820-01-292-8519 VALVE,SAFETY RELIEF Index 4820-01-292-8521 VALVE,BUTTERFLY

National Stock Number:
4820-01-292-8520

Federal Supply Class:
4820

National Item Identification Number:
012928520

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:
D52UU-08 1.50 IN5P967DANTE VALVE COMPANY
D52UU-08 1.50 IN65079DANCO VALVE COMPANY


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+160.0 TO 225.0 POUNDS PER SQUARE INCH
BONNET ATTACHMENT METHODTHREADED
BONNET TYPEINSIDE SCREW
CONNECTION TYPEUNTHREADED INTERNAL TUBE ALL ENDS
CONNECTION STYLESOCKET WITH BRAZING RING (TUBE) ALL ENDS
DISK LOADING METHODSPRING
FURNISHED ITEMS AND QUANTITY1 LEVER
FLOW CONTROL DEVICEDISK
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE SEAT
MATERIALBRONZE BODY
MATERIALNICKEL ALLOY FLOW CONTROL DEVICE
MATERIALNICKEL ALLOY SEAT
MATERIALSTEEL CORROSION RESISTING STEM
MAXIMUM OPERATING TEMP150.0 FAHRENHEIT 1ST RESPONSE
MAXIMUM OPERATING TEMP425.0 FAHRENHEIT 2ND RESPONSE
MAXIMUM OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH 2ND RESPONSE
MAXIMUM OPERATING PRESSURE400.0 POUNDS PER SQUARE INCH 1ST RESPONSE
MEDIA FOR WHICH DESIGNEDGAS, INERT SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED1.500 INCHES ALL ENDS
STYLE DESIGNATORANGLE
VALVE OPERATION METHODAUTOMATIC


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