4820-01-283-0802 VALVE,CHECK Index 4820-01-283-0804 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-283-0803

Federal Supply Class:
4820

National Item Identification Number:
012830803

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:
2359R 1PP-0.591816CIRCOR AEROSPACE, INC.
553815353711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
MATERIALSTEEL COMP 416 BODY
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAT
STYLE DESIGNATORSTRAIGHT THRU
FLOW CONTROL DEVICEPOPPET
MEDIA FOR WHICH DESIGNEDACETYLENE 1ST RESPONSE
AIR 2ND RESPONSE
AMMONIA, GASEOUS 3RD RESPONSE
AMMONIA, LIQUID 4TH RESPONSE
CARBON DIOXIDE 5TH RESPONSE
MAXIMUM OPERATING PRESSURE10000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP-40.0 DEG FAHRENHEIT 1ST RESPONSE
250.0 DEG FAHRENHEIT 2ND RESPONSE
VALVE OPERATION METHODAUTOMATIC
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLEPLAIN, OPTIONAL END (PIPE) ALL ENDS
THREAD SERIES DESIGNATORNPT ALL ENDS
NOMINAL THREAD SIZE0.125 INCHES ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
MOUNTING POSITIONHORIZONTAL OR
VERTICAL
SPECIAL FEATURESOTHER MEDIA UTILIZED: ALCOHOL,ETHYLENE GLYCOL,FREON 12,GASOLINE,HELIUM,HYDROGEN,HYDRAULIC FLUID (MINERAL BASED),LUBE OIL,NATURAL GAS,NITROGEN,WATER; CRACKING PRESSURE 0.5 PSI


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