4820-01-237-2804 VALVE,SAFETY RELIEF Index 4820-01-237-2806 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-237-2805

Federal Supply Class:
4820

National Item Identification Number:
012372805

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:
D4866734889HUNT VALVE COMPANY INC
D48667-04-BM134889HUNT VALVE COMPANY INC
D48667PARTR10BD1D10411859HUNT VALVE COMPANY, INC.
D48667PARTR10BD1D10434889HUNT VALVE COMPANY INC
R10BD1D104ANDD434889HUNT VALVE COMPANY INC


Techincal Specification:
STYLE DESIGNATORANGLE
VALVE OPERATION METHODAUTOMATIC
MATERIALNICKEL ALLOY SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B-61 ASSN STD SINGLE MATERIAL RESPONSE BODY
QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE SEAT
ASTM A27 ASSN STD SINGLE MATERIAL RESPONSE STEM
FLOW CONTROL DEVICEDISK
MEDIA FOR WHICH DESIGNEDAIR 1ST RESPONSE
GAS, NATURAL 2ND RESPONSE
MAXIMUM OPERATING PRESSURE400.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP425.0 DEG FAHRENHEIT SINGLE RESPONSE
CONNECTION TYPEUNTHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLESOCKET ALL ENDS
NOMINAL PIPE SIZE ACCOMMODATED0.500 INCHES ALL ENDS
DISK LOADING METHODSPRING
ADJUSTABLE PRESSURE RANGE12.0 TO 15.0 POUNDS PER SQUARE INCH
FURNISHED ITEMS AND QUANTITY1 LEVER


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