5905-00-481-6683 RESISTOR,VARIABLE,WIRE WOUND,NON Index 4720-00-481-6690 HOSE ASSEMBLY,NONMETALLIC

National Stock Number:
4820-00-481-6686

Federal Supply Class:
4820

National Item Identification Number:
004816686

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:
4Z-C4L-1-B54939PARKER-HANNIFIN CORP
B4C102570SWAGELOK CO
B4C118034NUPRO CO
B4C13T9T9SWAGELOK CO


Techincal Specification:
CONNECTION STYLEINVERTED FLARE (TUBE) FIRST END
CONNECTION STYLEPLAIN (PIPE) SECOND END
CONNECTION TYPETHREADED EXTERNAL PIPE SECOND END
CONNECTION TYPETHREADED EXTERNAL TUBE FIRST END
DISK LOADING METHODSPRING
FLOW CONTROL DEVICEPOPPET
OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIALSTEEL COMP 316 FLOW CONTROL DEVICE
MAXIMUM OPERATING TEMP400.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON SINGLE RESPONSE
MOUNTING POSITIONHORIZONTAL OR VERTICAL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES FIRST END
NOMINAL PIPE SIZE ACCOMMODATED0.250 INCHES SECOND END
NOMINAL THREAD SIZE0.437 INCHES FIRST END
NOMINAL THREAD SIZE0.250 INCHES SECOND END
RENEWABLE SEAT RING TYPEPRESSED-IN
SEAT ANGLE37.0 DEGREES FIRST END
SPECIAL FEATURESCRACKING PRESSURE 1.0 PSI
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORSTRAIGHT THRU
THREAD CLASS3A FIRST END
THREAD DIRECTIONRIGHT-HAND FIRST END
THREAD DIRECTIONRIGHT-HAND SECOND END
THREAD SERIES DESIGNATORNPT SECOND END
THREAD SERIES DESIGNATORUNF FIRST END


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