4820-00-289-0892 VALVE,SAFETY RELIEF Index 4820-00-289-0897 VALVE,SAFETY RELIEF

National Stock Number:
4820-00-289-0894

Federal Supply Class:
4820

National Item Identification Number:
002890894

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:
20183FM/41M/20101343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20183FM/41M/20183N0REV/88311682301343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20183FM/41M/20183NOREV/88311682301343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20183FM/41M/20183NOREV/88311682315187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
20183FM/41M/20183N0REV/88311682315187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
DWG5VCJ7216497DRESSER, INC.
TYPE1805CCU16497DRESSER, INC.
MIL-DTL-2433281349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MIL-V-2433281349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+23.0 TO 38.0 POUNDS PER SQUARE INCH
BONNET ATTACHMENT METHODINTEGRAL
BONNET TYPEINSIDE SCREW
CONNECTION STYLESTREAMLINED WITH ONE BRAZING RING ALL ENDS
CONNECTION TYPEUNTHREADED INTERNAL PIPE ALL ENDS
DISK LOADING METHODSPRING
FEATURES PROVIDEDPRESSURE TIGHT OUTLET SIDE
FLOW CONTROL DEVICEDISK
OPERATING PRESSURE400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOY4/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIALCOPPER ALLOY 922 BODY
MATERIALCOPPER ALLOY STEM
MATERIALNICKEL ALLOY FLOW CONTROL DEVICE
MATERIALNICKEL ALLOY SEAT
MAXIMUM OPERATING TEMP150.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON FIRST RESPONSE
MEDIA FOR WHICH DESIGNEDWATER, FRESH SECOND RESPONSE
MEDIA FOR WHICH DESIGNEDWATER, SALT THIRD RESPONSE
NOMINAL PIPE SIZE ACCOMMODATED0.750 INCHES ALL ENDS
RENEWABLE SEAT RING TYPETHREADED
VALVE OPERATION METHODAUTOMATIC OR MANUAL
STYLE DESIGNATORANGLE


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