4820-01-163-0645 VALVE,CHECK Index 4820-01-163-0647 VALVE,BUTTERFLY

National Stock Number:
4820-01-163-0646

Federal Supply Class:
4820

National Item Identification Number:
011630646

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:
3D10206-09(250 PSI)99517VACCO INDUSTRIES
V3D1020699517VACCO INDUSTRIES
V3D10206-0999517VACCO INDUSTRIES


Techincal Specification:
CONNECTION TYPETHREADED EXTERNAL BOSS 2ND END
CONNECTION STYLEEXTERNAL SEAT FOR GASKET SEAL (BOSS) 2ND END
FLOW CONTROL DEVICEPOPPET
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE SEAT
MATERIALSTEEL CORROSION RESISTING BODY
PROPRIETARY CHARACTERISTICSPACS
MAXIMUM OPERATING PRESSURE275.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
OPENING PRESSURE SETTING250.0 POUNDS PER SQUARE INCH
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORANGLE


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