4820-01-272-6667 VALVE,CHECK Index 4820-01-272-6669 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-272-6668

Federal Supply Class:
4820

National Item Identification Number:
012726668

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:
38TFS-2-1.0061661NEWMANS INC NEW JERSEY DIV
MV-38S/T-1.0061661NEWMANS INC NEW JERSEY DIV


Techincal Specification:
CONNECTION STYLEPLAIN (PIPE) ALL ENDS
CONNECTION TYPETHREADED EXTERNAL PIPE ALL ENDS
DISK LOADING METHODWEIGHT
FLOW CONTROL DEVICEDISK
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A105 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A276 GRADE 410 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIALSTEEL COMP 410 FLOW CONTROL DEVICE
MATERIALSTEEL UNS K03504 BODY
MAXIMUM OPERATING TEMP1000.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDSTEAM FIRST RESPONSE
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SECOND RESPONSE
MOUNTING POSITIONHORIZONTAL
NOMINAL THREAD SIZE1.000 INCHES ALL ENDS
OPERATING PRESSURE800.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
SPECIAL FEATURESSWING TYPE
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORSTRAIGHT THRU
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATORNPT ALL ENDS


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