4820-01-278-0846 VALVE,DIAPHRAGM,STOP Index 4820-01-278-0848 VALVE,CHECK

National Stock Number:
4820-01-278-0847

Federal Supply Class:
4820

National Item Identification Number:
012780847

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:
D-1620-A-6IN11859HUNT VALVE COMPANY, INC.
D-1620-A-6IN30263PIMA VALVE, LLC


Techincal Specification:
BOLT CIRCLE NOMINAL DIAMETER9.500 INCHES ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.875 INCHES ALL ENDS
BOLT HOLE QUANTITY8 ALL ENDS
CONNECTION TYPEFLANGE ALL ENDS
DISK LOADING METHODWEIGHT
FACE TO FACE DISTANCE14.000 INCHES
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEDISK
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B395,GR 6045-18 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B61 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM B62 ASSN STD SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B61 ASSN STD SINGLE MATERIAL RESPONSE OR STM B62 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIALCOPPER ALLOY 922 OR COPPER ALLOY 836 FLOW CONTROL DEVICE
MATERIALCOPPER ALLOY 922 OR COPPER ALLOY 836 SEAT
MATERIALIRON CAST UNS F12102 BODY
MAXIMUM OPERATING TEMP200.0 FAHRENHEIT SECOND RESPONSE
MAXIMUM OPERATING TEMP500.0 FAHRENHEIT FIRST RESPONSE
MEDIA FOR WHICH DESIGNEDSTEAM FIRST RESPONSE
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SECOND RESPONSE
MOUNTING POSITIONHORIZONTAL OR VERTICAL
NOMINAL OUTSIDE DIAMETER11.000 INCHES ALL ENDS
NOMINAL THICKNESS0.812 INCHES ALL ENDS
OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
RAISED FACE NOMINAL HEIGHT0.062 INCHES ALL ENDS
SPECIAL FEATURESWASHER USED IN 4 IN. AND ABOVE
VALVE OPERATION METHODAUTOMATIC
VALVE SIZE6.000 INCHES
STYLE DESIGNATORSTRAIGHT THRU FLANGED ENDS


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