4810-01-151-3681 VALVE,STOP-CHECK Index 4820-01-151-3683 VALVE,CHECK

National Stock Number:
4820-01-151-3682

Federal Supply Class:
4820

National Item Identification Number:
011513682

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:
9008500115187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
NS-396911836NATIONAL OILWELL
NS-3969ASSY6F 1IN11836NATIONAL OILWELL
NS-396915187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
NS-3969 ASSY 6F 1 IN15187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP


Techincal Specification:
BOLT CIRCLE NOMINAL DIAMETER3.500 INCHES ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.750 INCHES ALL ENDS
BOLT HOLE QUANTITY4 ALL ENDS
CONNECTION TYPEFLANGE ALL ENDS
FACE TO FACE DISTANCE8.000 INCHES
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEDISK
MATERIAL DOCUMENT AND CLASSIFICATIONASMT A351, GRADE CF8M ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL CORROSION RESISTING OVERALL
PROPRIETARY CHARACTERISTICSPACS
MAXIMUM OPERATING PRESSURE300.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MOUNTING FACILITYBRACKET
MOUNTING POSITIONHORIZONTAL
NOMINAL OUTSIDE DIAMETER4.875 INCHES ALL ENDS
NOMINAL THICKNESS0.657 INCHES ALL ENDS
RAISED FACE NOMINAL DIAMETER2.250 INCHES ALL ENDS
RAISED FACE NOMINAL HEIGHT0.031 INCHES ALL ENDS
VALVE OPERATION METHODAUTOMATIC
VALVE SIZE1.000 INCHES
STYLE DESIGNATORSTRAIGHT THRU FLANGED ENDS


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