4820-01-233-8955 VALVE,CHECK Index 4820-01-233-8957 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-233-8956

Federal Supply Class:
4820

National Item Identification Number:
012338956

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:
2.5-A-150-SSVSR59309MCC HOLDINGS, INC.
A-2.5-150-SSVSR59309MCC HOLDINGS, INC.


Techincal Specification:
BOLT CIRCLE NOMINAL DIAMETER5.500 INCHES ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.750 INCHES ALL ENDS
BOLT HOLE QUANTITY4 ALL ENDS
CONNECTION TYPEFLANGE ALL ENDS
FACE TO FACE DISTANCE2.375 INCHES
FLANGE FACE DESIGNRECESSED STRAIGHT ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEDISK
MATERIALRUBBER FLUOROCARBON CLASS FPM SEAT
MATERIALSTEEL CORROSION RESISTING BODY
MATERIALSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
MAXIMUM OPERATING TEMP250.0 FAHRENHEIT SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDWATER, FRESH SINGLE RESPONSE
MOUNTING POSITIONHORIZONTAL OR VERTICAL
NOMINAL OUTSIDE DIAMETER7.000 INCHES ALL ENDS
NOMINAL THICKNESS0.688 INCHES ALL ENDS
SPECIAL FEATURESFLOW CONTROL IS A PAIR OF SEMICIRCULAR WAFER STYLE
STYLE DESIGNATORSTRAIGHT THRU FLANGED ENDS
VALVE OPERATION METHODAUTOMATIC
VALVE SIZE2.500 INCHES


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