4820-01-058-4992 VALVE,CHECK Index 4820-01-058-4994 VALVE,CHECK

National Stock Number:
4820-01-058-4993

Federal Supply Class:
4820

National Item Identification Number:
010584993

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:
473022501HOWELL LABORATORIES INC
4730-122501HOWELL LABORATORIES INC
4730PC122501HOWELL LABORATORIES INC
4820PL12537649009HINSPEKTORAT WSPARCIA SIL ZBROJNYCH
B-4C1-102570SWAGELOK CO
B-4C1-112623WHITEY CO
B-4C1-13T9T9SWAGELOK CO
B4C112623WHITEY CO


Techincal Specification:
CONNECTION STYLEPLAIN (PIPE) 1ST END
CONNECTION STYLEPLAIN (TUBE) 2ND END
CONNECTION TYPETHREADED EXTERNAL PIPE 1ST END
CONNECTION TYPETHREADED EXTERNAL TUBE 2ND END
DISK LOADING METHODSPRING
FURNISHED ITEMS AND QUANTITY1 FERRULE AND 1 NUT
FLOW CONTROL DEVICEDISK
MATERIALCOPPER ALLOY BODY
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING
MATERIALSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
MAXIMUM OPERATING PRESSURE1000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP300.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
MOUNTING POSITIONHORIZONTAL OR VERTICAL
NOMINAL THREAD SIZE0.250 INCHES ALL ENDS
SPECIAL FEATURESINCL 1 SLEEVE
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORSTRAIGHT THRU
THREAD CLASS2A 2ND END
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATORNPT 1ST END
THREAD SERIES DESIGNATORUNF 2ND END


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