4820-01-301-9078 VALVE,CHECK Index 4820-01-301-9080 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-301-9079

Federal Supply Class:
4820

National Item Identification Number:
013019079

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:
151F 2IN79342WILLIAM E WILLIAMS VALVE CORP
NS73102CB20 31F-CB261661NEWMANS INC NEW JERSEY DIV


Techincal Specification:
MATERIALSTEEL UNS J03002 BODY
STEEL CORROSION RESISTING FLOW CONTROL DEVICE
STEEL CORROSION RESISTING SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A216 GRADE WCB ASSN STD SINGLE MATERIAL RESPONSE BODY
ASTM A182 GRADE F6 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
ASTM A182 GRADE F6 ASSN STD SINGLE MATERIAL RESPONSE SEAT
STYLE DESIGNATORSTRAIGHT THRU FLANGED ENDS
VALVE SIZE2.000 INCHES
FACE TO FACE DISTANCE8.000 INCHES
FLOW CONTROL DEVICEDISK
VALVE OPERATION METHODAUTOMATIC
CONNECTION TYPEFLANGE ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
NOMINAL OUTSIDE DIAMETER6.000 INCHES ALL ENDS
NOMINAL THICKNESS0.625 INCHES ALL ENDS
BOLT HOLE QUANTITY4 ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.750 INCHES ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER4.750 INCHES ALL ENDS
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
RAISED FACE NOMINAL HEIGHT0.062 INCHES ALL ENDS
RAISED FACE NOMINAL DIAMETER3.625 INCHES ALL ENDS
MOUNTING POSITIONHORIZONTAL OR
VERTICAL


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