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:
BOLT HOLE NOMINAL DIAMETER0.750 INCHES ALL ENDS
BOLT HOLE QUANTITY4 ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER4.750 INCHES 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 CLASSIFICATIONASTM A182 GRADE F6 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A182 GRADE F6 ASSN STD SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A216 GRADE WCB ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIALSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
MATERIALSTEEL CORROSION RESISTING SEAT
MATERIALSTEEL UNS J03002 BODY
MOUNTING POSITIONHORIZONTAL OR VERTICAL
NOMINAL OUTSIDE DIAMETER6.000 INCHES ALL ENDS
NOMINAL THICKNESS0.625 INCHES ALL ENDS
RAISED FACE NOMINAL DIAMETER3.625 INCHES ALL ENDS
RAISED FACE NOMINAL HEIGHT0.062 INCHES ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU FLANGED ENDS
VALVE OPERATION METHODAUTOMATIC
VALVE SIZE2.000 INCHES


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