4820-01-198-8606 VALVE,CHECK Index 4820-01-198-8608 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-198-8607

Federal Supply Class:
4820

National Item Identification Number:
011988607

Description:
VALVE,CHECK

Detail:
A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.


Manufacturer Information:
BM3883 1/2IN48422WILLIAM POWELL COMPANY THE DBA POWELL VALVE DIV THE STARFLO CORPORATION
FIG.2341 1/2IN48422WILLIAM POWELL COMPANY THE DBA POWELL VALVE DIV THE STARFLO CORPORATION


Techincal Specification:
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLEPLAIN, OPTIONAL END (PIPE) ALL ENDS
DISK LOADING METHODWEIGHT
FLOW CONTROL DEVICEDISK
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A-276,TYPE 316 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A-351,GRADE CF3M ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIALSTEEL UNS J92800 BODY
MAXIMUM OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP700.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDSTEAM SINGLE RESPONSE
MOUNTING POSITIONHORIZONTAL OR VERTICAL
NOMINAL THREAD SIZE0.500 INCHES ALL ENDS
SPECIAL FEATURESTHESE VALVES CAN BE USDE IN HORIZONIAL OR VERTICAL POSITION,HOWEVER THE PRESSURE MUST BE UNDER THE DISC
STYLE DESIGNATORSTRAIGHT THRU
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATORNPT ALL ENDS
VALVE OPERATION METHODAUTOMATIC


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