4820-01-212-6791 VALVE,CHECK Index 4820-01-212-6793 VALVE,CHECK

National Stock Number:
4820-01-212-6792

Federal Supply Class:
4820

National Item Identification Number:
012126792

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:
F-938-31 2 1/2IN12168NIBCO INC
F-938-31 2 1/2IN14007NIBCO INC
F-938-31 2.50 I12168NIBCO INC
F-938-31 2 1/2IN61623NIBCO INC CHEMTROL DIV


Techincal Specification:
MATERIALCOPPER ALLOY FLOW CONTROL DEVICE
COPPER ALLOY SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A-395 ASSN STD SINGLE MATERIAL RESPONSE BODY
ASTM B-61 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
ASTM B-61 ASSN STD SINGLE MATERIAL RESPONSE SEAT
STYLE DESIGNATORSTRAIGHT THRU FLANGED ENDS
VALVE SIZE2.500 INCHES
FACE TO FACE DISTANCE8.500 INCHES
FLOW CONTROL DEVICEDISK
MEDIA FOR WHICH DESIGNEDWASTE PRODUCT SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE250.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP550.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHODAUTOMATIC
CONNECTION TYPEFLANGE ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
NOMINAL OUTSIDE DIAMETER7.000 INCHES ALL ENDS
NOMINAL THICKNESS0.688 INCHES ALL ENDS
BOLT HOLE QUANTITY4 ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.625 INCHES ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER0.750 INCHES ALL ENDS
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
RAISED FACE NOMINAL HEIGHT0.062 INCHES ALL ENDS
RAISED FACE NOMINAL DIAMETER4.125 INCHES ALL ENDS
MOUNTING POSITIONHORIZONTAL OR
VERTICAL
DISK LOADING METHODWEIGHT


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