5930-00-814-6670 ADAPTER,SWITCH ACTUATOR Index 4820-00-814-6673 VALVE,CHECK

National Stock Number:
4820-00-814-6672

Federal Supply Class:
4820

National Item Identification Number:
008146672

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:
2C247099240CRISSAIR INC


Techincal Specification:
CONNECTION STYLEFLARED (TUBE) FIRST END
CONNECTION STYLEFLARED (TUBE) SECOND END
CONNECTION TYPETHREADED EXTERNAL TUBE FIRST END
CONNECTION TYPETHREADED EXTERNAL TUBE SECOND END
DISK LOADING METHODSPRING
FLOW CONTROL DEVICEPOPPET
OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATIONED-STD-66, AISI 440C/SAE 51440C FED STD 5TH MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONFED-STD-66, AISI 303/SAE 30303 FED STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATIONFEDSTD 66,AISI 303/SAE 30303 FED STD SINGLE MATERIAL RESPONSE BODY
MATERIALSTEEL COMP 303 BODY
MATERIALSTEEL COMP 303 FLOW CONTROL DEVICE
MATERIALSTEEL COMP 440C SEAT
MAXIMUM OPERATING TEMP275.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON SINGLE RESPONSE
MOUNTING POSITIONHORIZONTAL OR VERTICAL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.188 INCHES SECOND END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES FIRST END
NOMINAL THREAD SIZE0.437 INCHES FIRST END
NOMINAL THREAD SIZE0.375 INCHES SECOND END
SEAT ANGLE37.0 DEGREES SECOND END
SEAT ANGLE37.0 DEGREES FIRST END
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORSTRAIGHT THRU
SURFACE TREATMENTPASSIVATE
THREAD CLASS3A FIRST END
THREAD CLASS3A SECOND END
THREAD DIRECTIONRIGHT-HAND FIRST END
THREAD DIRECTIONRIGHT-HAND SECOND END
THREAD SERIES DESIGNATORUNF FIRST END
THREAD SERIES DESIGNATORUNF SECOND END
THREAD QUANTITY PER INCH20 FIRST END
THREAD QUANTITY PER INCH24 SECOND END


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