4720-00-288-0547 HOSE,AIR DUCT Index 4720-00-288-0551 HOSE ASSEMBLY,NONMETALLIC

National Stock Number:
4820-00-288-0548

Federal Supply Class:
4820

National Item Identification Number:
002880548

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:
2C647299240CRISSAIR INC


Techincal Specification:
MATERIALSTEEL COMP 303 BODY
STEEL COMP 440C FLOW CONTROL DEVICE
STEEL COMP 303 SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764,TYPE 303-CANCELED FED SPEC SINGLE MATERIAL RESPONSE BODY
QQ-S-763,CLASS 440C,COND A FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
QQ-S-764,TYPE 303-CANCELED FED SPEC SINGLE MATERIAL RESPONSE SEAT
SURFACE TREATMENTPASSIVATE
STYLE DESIGNATORSTRAIGHT THRU
FLOW CONTROL DEVICEPOPPET
MEDIA FOR WHICH DESIGNEDHYDRAULIC FLUID, MINERAL BASE SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP-65.0 DEG FAHRENHEIT 1ST RESPONSE
275.0 DEG FAHRENHEIT 2ND RESPONSE
VALVE OPERATION METHODAUTOMATIC
CONNECTION TYPETHREADED EXTERNAL TUBE ALL ENDS
CONNECTION STYLEFLARELESS ALL ENDS
SEAT ANGLE24.0 DEGREES 1ST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES 1ST END
THREAD SERIES DESIGNATORUNJF ALL ENDS
NOMINAL THREAD SIZE0.438 INCHES ALL ENDS
THREAD QUANTITY PER INCH20 1ST END
THREAD CLASS3A ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
MOUNTING POSITIONVERTICAL
DISK LOADING METHODSPRING
THE MANUFACTURERS DATA
MANUFACTURERS CODE99240
DESIGN CONTROL REFERENCE2C6472


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