4820-00-620-8129 SEAT,VALVE Index 4935-00-620-8135 TEST SET SUBASSEMBLY

National Stock Number:
4820-00-620-8133

Federal Supply Class:
4820

National Item Identification Number:
006208133

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:
456-10S86768TELEDYNE INDUSTRIES INC TELEDYNE FLUID SYSTEMS REPUBLIC BUSINESS UNIT
903369818876U S ARMY AVIATION AND MISSILE COMMAND


Techincal Specification:
CONNECTION STYLEFLARED (TUBE) FIRST END
CONNECTION STYLEPLAIN, OPTIONAL END (PIPE) SECOND END
CONNECTION TYPETHREADED EXTERNAL TUBE FIRST END
CONNECTION TYPETHREADED INTERNAL PIPE SECOND END
DISK LOADING METHODSPRING
FLOW CONTROL DEVICEPOPPET
MATERIALSTEEL BODY
MATERIALSTEEL FLOW CONTROL DEVICE
MATERIALSTEEL SEAT
MAXIMUM OPERATING TEMP250.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDHYDRAULIC FLUID, SILICATE-ESTER BASE SINGLE RESPONSE
MOUNTING POSITIONHORIZONTAL OR VERTICAL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.625 INCHES FIRST END
NOMINAL PIPE SIZE ACCOMMODATED0.500 INCHES SECOND END
NOMINAL THREAD SIZE0.500 INCHES SECOND END
NOMINAL THREAD SIZE0.875 INCHES FIRST END
OPERATING PRESSURE5000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
SEAT ANGLE37.0 DEGREES FIRST END
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORSTRAIGHT THRU
THREAD CLASS3A FIRST END
THREAD DIRECTIONRIGHT-HAND FIRST END
THREAD DIRECTIONRIGHT-HAND SECOND END
THREAD QUANTITY PER INCH14 FIRST END
THREAD QUANTITY PER INCH14 SECOND END
THREAD SERIES DESIGNATORANPT SECOND END
THREAD SERIES DESIGNATORUNF FIRST END


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