4820-01-329-8259 VALVE,STOP-CHECK Index 4810-01-329-8261 VALVE,BALL

National Stock Number:
4820-01-329-8260

Federal Supply Class:
4820

National Item Identification Number:
013298260

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:
V3D10318-0199517VACCO INDUSTRIES


Techincal Specification:
BONNET ATTACHMENT METHODTHREADED
CONNECTION TYPETHREADED EXTERNAL PIPE 1ST END
CONNECTION TYPEUNTHREADED INTERNAL PIPE 2ND END
CONNECTION STYLEPLAIN (PIPE) 1ST END
CONNECTION STYLESTREAMLINED WITH ONE BRAZING RING ERR-100
FURNISHED ITEMS AND QUANTITY1 TAILPIECE
FLOW CONTROL DEVICESTEM
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE SEAT
MATERIALSTEEL COMP 303 BODY
PROPRIETARY CHARACTERISTICSPACS
MEDIA FOR WHICH DESIGNEDNITROGEN, GASEOUS 2ND RESPONSE
MEDIA FOR WHICH DESIGNEDAIR 1ST RESPONSE
NOMINAL PIPE SIZE ACCOMMODATED0.500 INCHES 1ST END
OPENING PRESSURE SETTING550.0 POUNDS PER SQUARE INCH
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORANGLE
DISK LOADING METHODSPRING
BONNET TYPEINSIDE SCREW


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