4820-01-142-0381 VALVE,SAFETY RELIEF Index 4820-01-142-0383 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-142-0382

Federal Supply Class:
4820

National Item Identification Number:
011420382

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:
2023401343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20234-9-941SS01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20234-9-941SS15187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
D44UU-07 1/2 X 3/4 IN65079DANCO VALVE COMPANY
D44UU-07H-1/2-3/465079DANCO VALVE COMPANY


Techincal Specification:
STYLE DESIGNATORANGLE
VALVE OPERATION METHODAUTOMATIC
MATERIALCOPPER ALLOY BODY
COPPER ALLOY FLOW CONTROL DEVICE
STEEL COMP 304 SEAT
STEEL COMP 303 STEM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY
ASTM B16 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
FED STD 66,AISI 304/SAE 30304 FED STD SINGLE MATERIAL RESPONSE SEAT
AISI 303 ASSN STD SINGLE MATERIAL RESPONSE STEM
FLOW CONTROL DEVICEDISK
MEDIA FOR WHICH DESIGNEDAIR 1ST RESPONSE
GAS, INERT 2ND RESPONSE
MAXIMUM OPERATING PRESSURE440.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP165.0 DEG FAHRENHEIT SINGLE RESPONSE
CONNECTION TYPEUNTHREADED INTERNAL TUBE 1ST END
UNTHREADED INTERNAL TUBE 2ND END
CONNECTION STYLESTREAMLINED WITH ONE BRAZING RING (TUBE) 1ST END
STREAMLINED WITH ONE BRAZING RING (TUBE) 2ND END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.750 INCHES 1ST END
0.500 INCHES 2ND END
BONNET TYPEEXPOSED SPRING
BONNET ATTACHMENT METHODBOLTED
ADJUSTABLE PRESSURE RANGE166.0 TO 191.0 POUNDS PER SQUARE INCH


Click here to Register for Free 30-day Trial