4820-01-122-4221 VALVE,CHECK Index 4820-01-122-4223 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-122-4222

Federal Supply Class:
4820

National Item Identification Number:
011224222

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:
12-141242280GARDNER DENVER NASH LLC
50SB-1/214652UNITED BRASS WORKS, INC.
50T 1/214652UNITED BRASS WORKS, INC.
50TSB 1/214652UNITED BRASS WORKS, INC.
655-A-1/275144JENKINS BROS
655A75144JENKINS BROS
B12-141242280GARDNER DENVER NASH LLC
FIG 655-A SIZE 1/2 IN75144JENKINS BROS


Techincal Specification:
CONNECTION STYLEPLAIN, OPTIONAL END (PIPE) ALL ENDS
FLOW CONTROL DEVICEDISK
MATERIALCOPPER ALLOY 836 BODY
MATERIALCOPPER ALLOY 836 SEAT
MATERIALRUBBER SYNTHETIC FLOW CONTROL DEVICE
MAXIMUM OPERATING TEMP150.0 FAHRENHEIT SECOND RESPONSE
MAXIMUM OPERATING TEMP406.0 FAHRENHEIT FIRST RESPONSE
MEDIA FOR WHICH DESIGNEDSTEAM SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDSTEAM FIRST RESPONSE
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SECOND RESPONSE
MOUNTING POSITIONHORIZONTAL
OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE
OPERATING PRESSURE300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE
SPECIAL FEATURESCONNECTION TYPE - BRAZED ENDS
VALVE OPERATION METHODMANUAL
STYLE DESIGNATORSTRAIGHT THRU
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATORNPT ALL ENDS


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