4820-01-004-8033 VALVE,CHECK Index 4820-01-004-8035 VALVE,BUTTERFLY

National Stock Number:
4820-01-004-8034

Federal Supply Class:
4820

National Item Identification Number:
010048034

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:
GV500LU4SAK20512SARGENT-WELCH SCIENTIFIC CO
L52200-4SAK01178LOURDES INDUSTRIES, INC.
L522004S0K01178LOURDES INDUSTRIES, INC.


Techincal Specification:
CONNECTION TYPETHREADED EXTERNAL TUBE 1ST END
CONNECTION TYPETHREADED INTERNAL BOSS 2ND END
CONNECTION STYLEFLARED (TUBE) 1ST END
CONNECTION STYLEGASKET SEAL (BOSS) 2ND END
DISK LOADING METHODSPRING
FLOW CONTROL DEVICEPOPPET
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/8,ALLOY 6061,T651 FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/8,ALLOY 6061,T651 FED SPEC SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764,COMP 303-CANCELED FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIALALUMINUM ALLOY 6061 BODY
MATERIALALUMINUM ALLOY 6061 SEAT
MATERIALSTEEL COMP 303 FLOW CONTROL DEVICE
MAXIMUM OPERATING PRESSURE400.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP350.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON 2ND RESPONSE
MEDIA FOR WHICH DESIGNEDAIR 1ST RESPONSE
MOUNTING POSITIONVERTICAL
NOMINAL THREAD SIZE0.437 INCHES 1ST END
NOMINAL THREAD SIZE0.437 INCHES 2ND END
SEAT ANGLE45.0 DEGREES 1ST END
SPECIAL FEATURESRATED FLOW 1.3 GPM
STYLE DESIGNATORSTRAIGHT THRU
SURFACE TREATMENTANODIZE
THREAD CLASS3A 1ST END
THREAD CLASS3B 2ND END
THREAD DIRECTIONRIGHT-HAND 1ST END
THREAD DIRECTIONRIGHT-HAND 2ND END
THREAD SERIES DESIGNATORUNJF 1ST END
THREAD SERIES DESIGNATORUNJF 2ND END
VALVE OPERATION METHODAUTOMATIC


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