4820-01-130-2161 VALVE,SAFETY RELIEF Index 4820-01-130-2163 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-130-2162

Federal Supply Class:
4820

National Item Identification Number:
011302162

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:
861601343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
861615187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
8616W51M01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
8616W51M15187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
MIL-V-2254981349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
STYLE DESIGNATORANGLE
VALVE OPERATION METHODAUTOMATIC
MATERIALCOPPER ALLOY BODY
NICKEL ALLOY FLOW CONTROL DEVICE
NICKEL ALLOY SEAT
STEEL COMP 316 STEM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY
QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
QQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE SEAT
QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE STEM
FLOW CONTROL DEVICEDISK
MEDIA FOR WHICH DESIGNEDAIR 1ST RESPONSE
STEAM 2ND RESPONSE
WATER, SALT 3RD RESPONSE
MAXIMUM OPERATING PRESSURE750.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP425.0 DEG FAHRENHEIT SINGLE RESPONSE
CONNECTION TYPEUNTHREADED INTERNAL TUBE ALL ENDS
CONNECTION STYLESTREAMLINED WITH ONE BRAZING RING (TUBE) ALL ENDS
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED1.505 INCHES ALL ENDS
ADJUSTABLE PRESSURE RANGE301.0 TO 350.0 POUNDS PER SQUARE INCH
SPECIAL FEATURESVALVE SZ 1.500 IN.
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCEMIL-V-22549


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