4820-01-255-8887 VALVE,GLOBE Index 4820-01-255-8889 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-255-8888

Federal Supply Class:
4820

National Item Identification Number:
012558888

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:
15-SBRF316-2IN.82666STOCKHAM VALVES AND FITTINGS INC


Techincal Specification:
BOLT CIRCLE NOMINAL DIAMETER4.750 INCHES ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.750 INCHES ALL ENDS
BOLT HOLE QUANTITY4 ALL ENDS
CONNECTION TYPEFLANGE ALL ENDS
DISK LOADING METHODWEIGHT
FACE TO FACE DISTANCE8.500 INCHES
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEDISK
OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIALSTEEL COMP 316 OVERALL
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
MOUNTING POSITIONHORIZONTAL OR VERTICAL
NOMINAL OUTSIDE DIAMETER6.000 INCHES ALL ENDS
NOMINAL THICKNESS0.750 INCHES ALL ENDS
RAISED FACE NOMINAL DIAMETER3.625 INCHES ALL ENDS
RAISED FACE NOMINAL HEIGHT0.062 INCHES ALL ENDS
SPECIAL FEATURESSWING CHECK TYPE;BOLTED CAP
VALVE OPERATION METHODAUTOMATIC
VALVE SIZE2.000 INCHES
STYLE DESIGNATORSTRAIGHT THRU FLANGED ENDS


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