4820-01-281-5746 VALVE,SAFETY RELIEF Index 4820-01-281-5748 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-281-5747

Federal Supply Class:
4820

National Item Identification Number:
012815747

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:
BCSAA03SAA5P967DANTE VALVE COMPANY
BCSAA03SAA65079DANCO VALVE COMPANY
D52UU-03-1/4-1/465079DANCO VALVE COMPANY


Techincal Specification:
DISK LOADING METHODSPRING
ADJUSTABLE PRESSURE RANGE+13.0/+23.0 POUNDS PER SQUARE INCH
BONNET TYPEINSIDE SCREW
BONNET ATTACHMENT METHODTHREADED
CONNECTION TYPEUNTHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLESOCKET WITH BRAZING RING ERR-100
FURNISHED ITEMS AND QUANTITY1 LEVER
FLOW CONTROL DEVICEDISK
MATERIALBRONZE BODY
MATERIALNICKEL ALLOY FLOW CONTROL DEVICE
MATERIALNICKEL ALLOY SEAT
MATERIALRUBBER PACKING
MATERIALSTEEL CORROSION RESISTING STEM
PROPRIETARY CHARACTERISTICSPACS
MAXIMUM OPERATING TEMP150.0 DEG FAHRENHEIT 1ST RESPONSE
MAXIMUM OPERATING TEMP425.0 DEG 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 PIPE SIZE ACCOMMODATED0.250 INCHES ALL ENDS
RENEWABLE SEAT RING TYPETHREADED
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORANGLE


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