4720-00-872-7727 HOSE ASSEMBLY,NONMETALLIC Index 4820-00-872-7730 VALVE,CHECK

National Stock Number:
4820-00-872-7729

Federal Supply Class:
4820

National Item Identification Number:
008727729

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:
13211E3222-181336CHIEF OF ENGINEERS DEPT OF ARMY
452-3/4SS2-686768TELEDYNE INDUSTRIES INC TELEDYNE FLUID SYSTEMS REPUBLIC BUSINESS UNIT
6406-07791561PARKER HANNIFIN CORPORATION DBA QUICK COUPLING DIV DIV QUICK COUPLING DIVISION BRUNING OPERATION


Techincal Specification:
CONNECTION STYLEPLAIN, OPTIONAL END (PIPE) FIRST END
CONNECTION TYPETHREADED EXTERNAL PIPE SECOND END
CONNECTION TYPETHREADED INTERNAL PIPE FIRST END
DISK LOADING METHODSPRING
FLOW CONTROL DEVICEPOPPET
OPERATING PRESSURE3800.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING
MATERIALSTEEL COMP 440A FLOW CONTROL DEVICE
MATERIALSTEEL CORROSION RESISTING BODY
MAXIMUM OPERATING TEMP250.0 FAHRENHEIT SINGLE RESPONSE
MOUNTING POSITIONHORIZONTAL OR VERTICAL
NOMINAL THREAD SIZE0.750 INCHES FIRST END
NOMINAL THREAD SIZE0.750 INCHES SECOND END
SPECIAL FEATURES6 PSI CRACKING PRESSURE; MEDIA HYDRAULIC FLUID
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORSTRAIGHT THRU
THREAD DIRECTIONRIGHT-HAND FIRST END
THREAD DIRECTIONRIGHT-HAND SECOND END
THREAD SERIES DESIGNATORNPT FIRST END
THREAD SERIES DESIGNATORNPT SECOND END
THREAD SERIES DESIGNATORNPT THIRD END


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