4820-00-483-0678 VALVE,CHECK Index 4820-00-483-0680 VALVE,CHECK

National Stock Number:
4820-00-483-0679

Federal Supply Class:
4820

National Item Identification Number:
004830679

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:
4820PL13774369009HINSPEKTORAT WSPARCIA SIL ZBROJNYCH
803-1385721-380064NAVAL SHIP SYSTEMS COMMAND
803-1385721-3180064NAVAL SHIP SYSTEMS COMMAND
810-138572180064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
MATERIALCOPPER ALLOY 922 BODY
NICKEL ALLOY 400 OR
NICKEL ALLOY R-405 FLOW CONTROL DEVICE
COPPER ALLOY 922 SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY
QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
QQ-C-390,ALLOY DR/D/ FED SPEC SINGLE MATERIAL RESPONSE SEAT
STYLE DESIGNATORSTRAIGHT THRU
FLOW CONTROL DEVICEDISK
MEDIA FOR WHICH DESIGNEDSTEAM 1ST RESPONSE
WATER-OIL-GAS 2ND RESPONSE
MAXIMUM OPERATING PRESSURE400.0 POUNDS PER SQUARE INCH 2ND RESPONSE
MAXIMUM OPERATING TEMP425.0 DEG FAHRENHEIT 1ST RESPONSE
150.0 DEG FAHRENHEIT 2ND RESPONSE
VALVE OPERATION METHODAUTOMATIC
CONNECTION TYPEUNTHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLESOCKET (PIPE) ALL ENDS
NOMINAL PIPE SIZE ACCOMMODATED0.500 INCHES ALL ENDS
MOUNTING POSITIONHORIZONTAL OR
VERTICAL
SPECIAL FEATURESSWING CHECK TYPE
TEST DATA DOCUMENT03950-882036962 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).


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