4820-00-483-0677 VALVE,GATE Index 4820-00-483-0679 VALVE,CHECK

National Stock Number:
4820-00-483-0678

Federal Supply Class:
4820

National Item Identification Number:
004830678

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:
803-1385721 3/853711NAVAL SEA SYSTEMS COMMAND
803-1385721-2180064NAVAL SHIP SYSTEMS COMMAND
810-138572180064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
CONNECTION STYLESOCKET WITH BRAZING RING (PIPE) ALL ENDS
CONNECTION TYPEUNTHREADED INTERNAL PIPE ALL ENDS
FLOW CONTROL DEVICEDISK
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOY D4// FED SPEC SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIALCOPPER ALLOY 922 BODY
MATERIALCOPPER ALLOY 922 SEAT
MATERIALNICKEL ALLOY 400 OR NICKEL ALLOY R-405 FLOW CONTROL DEVICE
MAXIMUM OPERATING TEMP150.0 FAHRENHEIT 2ND RESPONSE
MAXIMUM OPERATING TEMP425.0 FAHRENHEIT 1ST RESPONSE
MAXIMUM OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH 1ST RESPONSE
MAXIMUM OPERATING PRESSURE400.0 POUNDS PER SQUARE INCH 2ND RESPONSE
MEDIA FOR WHICH DESIGNEDSTEAM 1ST RESPONSE
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS 2ND RESPONSE
MOUNTING POSITIONHORIZONTAL OR VERTICAL
NOMINAL PIPE SIZE ACCOMMODATED0.375 INCHES ALL ENDS
SPECIAL FEATURES0.375 IN. VALVE SIZE,EACH VALVE SHALL HAVE THREEBUNA-N O-RINGS PACKED IN A BAG AND SECURELY ATTACHED WITH INSTRUCTIONS O-RINGS FOR OIL SERVICE ONLY
STYLE DESIGNATORSTRAIGHT THRU
TEST DATA DOCUMENT03950-ACID NO.882037210 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.).
VALVE OPERATION METHODAUTOMATIC


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