4820-00-287-2192 VALVE,SAFETY RELIEF Index 4820-00-287-2199 VALVE,SAFETY RELIEF

National Stock Number:
4820-00-287-2196

Federal Supply Class:
4820

National Item Identification Number:
002872196

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:
2501-1-1-2-2514959CRANE CO DIV VALVE DIV
250SIZE1 1-2 25PSI14959CRANE CO DIV VALVE DIV


Techincal Specification:
BONNET TYPEINSIDE SPRING
BONNET ATTACHMENT METHODTHREADED
CONNECTION STYLEPLAIN (PIPE) SECOND END
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) FIRST END
CONNECTION TYPETHREADED EXTERNAL PIPE SECOND END
CONNECTION TYPETHREADED INTERNAL PIPE FIRST END
DISK LOADING METHODSPRING
FEATURES PROVIDEDVALVE STEM LOCK SHIELD AND PRESSURE TIGHT OUTLET SIDE
FLOW CONTROL DEVICEDISK
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE SEAT
MATERIALCOPPER ALLOY BODY
MATERIALCOPPER ALLOY FLOW CONTROL DEVICE
MATERIALCOPPER ALLOY SEAT
MATERIALSTEEL STEM
MEDIA FOR WHICH DESIGNEDSTEAM SINGLE RESPONSE
NOMINAL PIPE SIZE ACCOMMODATED1.500 INCHES FIRST END
NOMINAL PIPE SIZE ACCOMMODATED1.500 INCHES SECOND END
NOMINAL THREAD SIZE1.500 INCHES FIRST END
NOMINAL THREAD SIZE1.500 INCHES SECOND END
OPENING PRESSURE SETTING25.0 POUNDS PER SQUARE INCH
OPERATING PRESSURE250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
VALVE DISCHARGE FLOW RATE441.0 POUNDS PER HOUR
VALVE OPERATION METHODAUTOMATIC OR MANUAL
STYLE DESIGNATORANGLE
THREAD DIRECTIONRIGHT-HAND FIRST END
THREAD DIRECTIONRIGHT-HAND SECOND END
THREAD SERIES DESIGNATORNPT FIRST END
THREAD SERIES DESIGNATORNPT SECOND END


Click here to Register for Free 30-day Trial