3510-00-191-7833 PADDING AND RING AS Index 4820-00-191-7859 RETAINER,DISK,VALVE

National Stock Number:
4820-00-191-7855

Federal Supply Class:
4820

National Item Identification Number:
001917855

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:
2C971899240CRISSAIR INC


Techincal Specification:
CONNECTION STYLEFLARELESS 1ST END
CONNECTION STYLEFLARELESS 2ND END
CONNECTION TYPETHREADED EXTERNAL TUBE 1ST END
CONNECTION TYPETHREADED EXTERNAL TUBE 2ND END
DISK LOADING METHODSPRING
FLOW CONTROL DEVICEPOPPET
MATERIALSTEEL COMP 303 BODY
MATERIALSTEEL COMP 303 SEAT
MAXIMUM OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDHYDRAULIC FLUID, PETROLEUM BASE SINGLE RESPONSE
MOUNTING POSITIONHORIZONTAL OR VERTICAL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.375 INCHES 2ND END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.500 INCHES 1ST END
NOMINAL THREAD SIZE0.562 INCHES 2ND END
NOMINAL THREAD SIZE0.750 INCHES 1ST END
SEAT ANGLE12.0 DEGREES 1ST END
SEAT ANGLE12.0 DEGREES 2ND END
STYLE DESIGNATORSTRAIGHT THRU
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE
SURFACE TREATMENTPASSIVATE
THREAD CLASS3A 2ND END
THREAD CLASS3A 1ST END
THREAD DIRECTIONRIGHT-HAND 1ST END
THREAD DIRECTIONRIGHT-HAND 2ND END
THREAD QUANTITY PER INCH16 1ST END
THREAD QUANTITY PER INCH18 2ND END
THREAD SERIES DESIGNATORUNJF 1ST END
THREAD SERIES DESIGNATORUNJF 2ND END
VALVE OPERATION METHODAUTOMATIC


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