4820-01-151-3688 VALVE,SAFETY RELIEF Index 4820-01-151-3690 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-151-3689

Federal Supply Class:
4820

National Item Identification Number:
011513689

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:
D49275 PART R10AF1J11211859HUNT VALVE COMPANY, INC.
D49275 PART R10AF1J11234889HUNT VALVE COMPANY INC
R10AF1J11211859HUNT VALVE COMPANY, INC.
R10AF1J11234889HUNT VALVE COMPANY INC


Techincal Specification:
STYLE DESIGNATORANGLE
VALVE OPERATION METHODAUTOMATIC
MATERIALCOPPER ALLOY BODY
NICKEL ALLOY FLOW CONTROL DEVICE
NICKEL ALLOY SEAT
STEEL STEM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY
QQ-N-288 FED SPEC 2ND MATERIAL RESPONSE FLOW CONTROL DEVICE
QQ-N-281 FED SPEC 1ST MATERIAL RESPONSE OR
QQ-N-288 FED SPEC 2ND MATERIAL RESPONSE SEAT
ASTM A276 ASSN STD SINGLE MATERIAL RESPONSE STEM
FLOW CONTROL DEVICEDISK
MEDIA FOR WHICH DESIGNEDWATER, FRESH SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP250.0 DEG FAHRENHEIT SINGLE RESPONSE
CONNECTION TYPEUNTHREADED INTERNAL TUBE 1ST END
UNTHREADED INTERNAL TUBE 2ND END
CONNECTION STYLESOCKET WITH BRAZING RING (TUBE) 1ST END
SOCKET WITH BRAZING RING (TUBE) 2ND END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED2.375 INCHES 1ST END
1.315 INCHES 2ND END
BONNET TYPEINSIDE SCREW
BONNET ATTACHMENT METHODBOLTED
DISK LOADING METHODSPRING
ADJUSTABLE PRESSURE RANGE59.0 TO 72.0 POUNDS PER SQUARE INCH


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