4720-01-508-6250 HOSE ASSEMBLY,NONMETALLIC Index 5935-01-508-6252 BACKSHELL,ELECTRICAL CONNECTOR

National Stock Number:
4820-01-508-6251

Federal Supply Class:
4820

National Item Identification Number:
015086251

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:
LPD0001179342WILLIAM E WILLIAMS VALVE CORP


Techincal Specification:
BOLT CIRCLE NOMINAL DIAMETER3.875 INCHES ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.625 INCHES ALL ENDS
BOLT HOLE QUANTITY4 ALL ENDS
CONNECTION TYPEFLANGE ALL ENDS
DISK LOADING METHODWEIGHT
FURNISHED ITEMS AND QUANTITY1 COVER AND 1 GASKET AND 1 WASHER
FACE TO FACE DISTANCE6.500 INCHES
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEDISK
PART NAME ASSIGNED BY CONTROLLING AGENCYCAST STAINLESS STEEL SWING CHECK VALVE CLASS 150 B,C R,F
MATERIAL DOCUMENT AND CLASSIFICATIONASTMA-351 CF8M ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL UNS J92900 OVERALL
MAXIMUM OPERATING TEMP100.0 FAHRENHEIT SINGLE RESPONSE
MOUNTING FACILITYBRACKET(S)
MOUNTING POSITIONHORIZONTAL
NOMINAL OUTSIDE DIAMETER5.000 INCHES ALL ENDS
NOMINAL THICKNESS0.563 INCHES ALL ENDS
OPERATING PRESSURE275.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
RAISED FACE NOMINAL DIAMETER2.875 INCHES ALL ENDS
RAISED FACE NOMINAL HEIGHT0.060 INCHES ALL ENDS
SPECIAL FEATURESSHOCK AND VIBE REPORT NUMBER 2-4331-3
VALVE OPERATION METHODAUTOMATIC
VALVE SIZE1.500 INCHES
STYLE DESIGNATORSTRAIGHT THRU FLANGED ENDS


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