4820-00-467-4726 VALVE,GLOBE Index 4820-00-467-4732 VALVE,CHECK

National Stock Number:
4820-00-467-4728

Federal Supply Class:
4820

National Item Identification Number:
004674728

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:
2601 1-2 50LB14959CRANE CO DIV VALVE DIV
3800190ATF2L & L BOILER MAINTENANCE INC
658 1-2 50LB37239LUNKENHEIMER CO
38001954108D & J PARTS INC


Techincal Specification:
STYLE DESIGNATORANGLE
VALVE OPERATION METHODAUTOMATIC
MATERIALCOPPER ALLOY 836 BODY
COPPER ALLOY FLOW CONTROL DEVICE
COPPER ALLOY 836 SEAT
STEEL STEM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOY B6 FED SPEC SINGLE MATERIAL RESPONSE BODY
QQ-C-390,ALLOY B5 FED SPEC SINGLE MATERIAL RESPONSE SEAT
FLOW CONTROL DEVICEDISK
MEDIA FOR WHICH DESIGNEDSTEAM SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE250.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP406.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE DISCHARGE FLOW RATE138.0 POUNDS PER HOUR
CONNECTION TYPETHREADED INTERNAL PIPE 1ST END
THREADED EXTERNAL PIPE 2ND END
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) 1ST END
PLAIN (PIPE) 2ND END
NOMINAL PIPE SIZE ACCOMMODATED0.500 INCHES 1ST END
0.500 INCHES 2ND END
THREAD SERIES DESIGNATORNPT 1ST END
NPT 2ND END
NOMINAL THREAD SIZE0.500 INCHES 1ST END
0.500 INCHES 2ND END
THREAD QUANTITY PER INCH14 1ST END
14 2ND END
THREAD DIRECTIONRIGHT-HAND 1ST END
RIGHT-HAND 2ND END
BONNET TYPEINSIDE SPRING
BONNET ATTACHMENT METHODTHREADED
DISK LOADING METHODSPRING
OPENING PRESSURE SETTING50.0 POUNDS PER SQUARE INCH
FEATURES PROVIDEDVALVE STEM LOCK SHIELD AND
PRESSURE TIGHT OUTLET SIDE


Click here to Register for Free 30-day Trial