4820-00-089-7673 VALVE,CHECK Index 4820-00-089-7675 VALVE,CHECK

National Stock Number:
4820-00-089-7674

Federal Supply Class:
4820

National Item Identification Number:
000897674

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:
810-1385721REVH80064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
CONNECTION STYLESOCKET WITH BRAZING RING (PIPE) FIRST END
CONNECTION TYPEUNTHREADED INTERNAL PIPE FIRST END
CONNECTION TYPEUNTHREADED INTERNAL PIPE SECOND END
FLOW CONTROL DEVICEDISK
OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE
OPERATING PRESSURE400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE
MATERIALCOPPER ALLOY BODY
MATERIALCOPPER ALLOY SEAT
MATERIALNICKEL ALLOY 400 AND NICKEL ALLOY FLOW CONTROL DEVICE
MAXIMUM OPERATING TEMP425.0 FAHRENHEIT FIRST RESPONSE
MAXIMUM OPERATING TEMP425.0 FAHRENHEIT SECOND RESPONSE
MEDIA FOR WHICH DESIGNEDSTEAM FIRST RESPONSE
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SECOND RESPONSE
MOUNTING POSITIONHORIZONTAL OR VERTICAL
NOMINAL PIPE SIZE ACCOMMODATED0.375 INCHES FIRST END
SPECIAL FEATURESABW2-W/SLEEVE
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSAS DIFFERENTIATED BY 0.375 IN. VALVE SIZE
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORSTRAIGHT THRU
TEST DATA DOCUMENT81349-MIL-S-901C/NAVY SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).


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