4820-01-299-5678 VALVE,CHECK Index 4820-01-299-5680 VALVE,CHECK

National Stock Number:
4820-01-299-5679

Federal Supply Class:
4820

National Item Identification Number:
012995679

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:
B-1620-E-3.50IN11859HUNT VALVE COMPANY, INC.
B-1620-E-3.50IN30263PIMA VALVE, LLC


Techincal Specification:
BOLT HOLE NOMINAL DIAMETER0.750 INCHES ALL ENDS
BOLT HOLE QUANTITY8 ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER7.000 INCHES ALL ENDS
CONNECTION TYPEFLANGE ALL ENDS
FACE TO FACE DISTANCE10.500 INCHES
FLANGE FACE DESIGNPLAIN ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEDISK
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B61 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM 62 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B61 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM B62 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIALCOPPER ALLOY 922 OR COPPER ALLOY 836 BODY
MATERIALCOPPER ALLOY 922 OR COPPER ALLOY 836 FLOW CONTROL DEVICE
MATERIALNICKEL ALLOY 400 SEAT
MAXIMUM OPERATING TEMP366.0 FAHRENHEIT 2ND RESPONSE
MAXIMUM OPERATING TEMP450.0 FAHRENHEIT 1ST RESPONSE
MAXIMUM OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH 2ND RESPONSE
MAXIMUM OPERATING PRESSURE300.0 POUNDS PER SQUARE INCH 1ST RESPONSE
MEDIA FOR WHICH DESIGNEDSTEAM SINGLE RESPONSE
MOUNTING POSITIONHORIZONTAL OR VERTICAL
NOMINAL OUTSIDE DIAMETER8.500 INCHES ALL ENDS
NOMINAL THICKNESS0.688 INCHES ALL ENDS
SPECIAL FEATURESBOLTED BONNET;SWING TYPE;COTTER PIN USED ON 2.500 IN.AND ABOVE
STYLE DESIGNATORSTRAIGHT THRU FLANGED ENDS
VALVE OPERATION METHODAUTOMATIC
VALVE SIZE3.500 INCHES


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