4820-01-115-9761 VALVE,CHECK Index 4820-01-115-9764 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-115-9763

Federal Supply Class:
4820

National Item Identification Number:
011159763

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:
11-03-208096169ELECTRIC BOAT CORPORATION
2620-90296169ELECTRIC BOAT CORPORATION
2620-902 ASSY B 1-4IN63686THE WALWORTH COMPANY
845-188958780064NAVAL SHIP SYSTEMS COMMAND
845-1889587 ASSY B 1-4IN80064NAVAL SHIP SYSTEMS COMMAND
2620-902 ASSY B 1-4IN96169ELECTRIC BOAT CORPORATION
845-1889587ASSEMBLYB1-4IN63686THE WALWORTH COMPANY


Techincal Specification:
MATERIALCOPPER ALLOY 922 BODY
NICKEL ALLOY FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOY D4D FED SPEC SINGLE MATERIAL RESPONSE BODY
STYLE DESIGNATORSTRAIGHT THRU
FLOW CONTROL DEVICEDISK
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE700.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP150.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHODAUTOMATIC
CONNECTION TYPEUNTHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLESOCKET WITH BRAZING RING (PIPE) ALL ENDS
NOMINAL PIPE SIZE ACCOMMODATED0.250 INCHES ALL ENDS
MOUNTING POSITIONHORIZONTAL
RENEWABLE SEAT RING TYPETHREADED


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