4820-01-263-3047 VALVE,SAFETY RELIEF Index 4810-01-263-3048 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-263-3048

Federal Supply Class:
4820

National Item Identification Number:
012633048

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:
1476B0111A294607AMOT CONTROLS LLC
733894607AMOT CONTROLS LLC


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+5.0 TO 30.0 POUNDS PER SQUARE INCH
BONNET ATTACHMENT METHODBOLTED
BONNET TYPEINSIDE SPRING
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) ALL ENDS
DISK LOADING METHODSPRING
FLOW CONTROL DEVICEPISTON
MATERIALALUMINUM BODY
MATERIALALUMINUM FLOW CONTROL DEVICE
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAT
MATERIALSTEEL STEM
MAXIMUM OPERATING PRESSURE250.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP60.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON SINGLE RESPONSE
NOMINAL THREAD SIZE0.500 INCHES ALL ENDS
SPECIAL FEATURESGLOBE TYPE;3PORTS-INLET A,INLET B STRAIGHT THRU FLOW;PORT C VENT PORT AT BOTTOM;FURNISHED WITH MODIFICATION NO.2 OVERSPEED OR MANUAL TRIP LEVER 1 AND RESET LEVER 1
STYLE DESIGNATORSTRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATORNPT ALL ENDS
VALVE OPERATION METHODAUTOMATIC


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