4820-01-244-5989 VALVE,SAFETY RELIEF Index 4820-01-244-5991 VALVE,BUTTERFLY

National Stock Number:
4820-01-244-5990

Federal Supply Class:
4820

National Item Identification Number:
012445990

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:
1382-P/L4120-90T140PSI35795LESLIE CONTROLS, INC.


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+90.0 TO 140.0 POUNDS PER SQUARE INCH
BONNET TYPEINSIDE SCREW
BONNET ATTACHMENT METHODTHREADED
CONNECTION STYLESOCKET WITH BRAZING RING (TUBE) ALL ENDS
CONNECTION TYPEUNTHREADED INTERNAL TUBE ALL ENDS
DISK LOADING METHODSPRING
FURNISHED ITEMS AND QUANTITY2 NUT AND 2 TAILPIECE AND 1 LEVER
FLOW CONTROL DEVICEDISK
MATERIALBRONZE BODY
MATERIALNICKEL ALLOY STEM
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR FLOW CONTROL DEVICE
MAXIMUM OPERATING TEMP180.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDWATER, SALT SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.500 INCHES ALL ENDS
OPERATING PRESSURE300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
RENEWABLE SEAT RING TYPEBOLTED
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORANGLE


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