4820-00-289-4262 VALVE,ANGLE Index 4820-00-289-4266 VALVE,SAFETY RELIEF

National Stock Number:
4820-00-289-4265

Federal Supply Class:
4820

National Item Identification Number:
002894265

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:
282-3801-801795PCV1680064NAVAL SHIP SYSTEMS COMMAND
4824-158796PC1-2-150-18080064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+150.0 TO 180.0 POUNDS PER SQUARE INCH
CONNECTION TYPETHREADED INTERNAL PIPE FIRST END
CONNECTION TYPEUNTHREADED INTERNAL PIPE SECOND END
CONNECTION STYLESWIVEL NUT, FLARE(PIPE) SECOND END
DISK LOADING METHODSPRING
FLOW CONTROL DEVICEDISK
MATERIALCOPPER ALLOY BODY
MATERIALNICKEL ALLOY SEAT
MATERIALSTEEL CORROSION RESISTING STEM
NOMINAL PIPE SIZE ACCOMMODATED0.500 INCHES FIRST END
NOMINAL PIPE SIZE ACCOMMODATED0.500 INCHES SECOND END
NOMINAL THREAD SIZE0.500 INCHES FIRST END
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSAS DIFFERENTIATED BY PAC ADSW AND 1/2 IN. VALVE SIZE
STYLE DESIGNATORANGLE
THREAD DIRECTIONRIGHT-HAND FIRST END
THREAD QUANTITY PER INCH14 FIRST END
THREAD SERIES DESIGNATORNPT FIRST END
VALVE OPERATION METHODAUTOMATIC


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