4820-00-273-9902 VALVE,CHECK Index 4820-00-273-9904 VALVE,CHECK

National Stock Number:
4820-00-273-9903

Federal Supply Class:
4820

National Item Identification Number:
002739903

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:
307237239LUNKENHEIMER CO
5344F63686THE WALWORTH COMPANY


Techincal Specification:
MATERIALSTEEL UNS J03002 BODY
STEEL UNS J03002 FLOW CONTROL DEVICE
STEEL CORROSION RESISTING SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A216 GRADE WCB ASSN STD SINGLE MATERIAL RESPONSE BODY
ASTM A216 GRADE WCB ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
STYLE DESIGNATORSTRAIGHT THRU FLANGED ENDS
VALVE SIZE2.500 INCHES
FACE TO FACE DISTANCE11.500 INCHES
FLOW CONTROL DEVICEDISK
MEDIA FOR WHICH DESIGNEDOIL, HYDRAULIC 1ST RESPONSE
STEAM 2ND RESPONSE
WATER, FRESH 3RD RESPONSE
MAXIMUM OPERATING PRESSURE300.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP750.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHODAUTOMATIC
CONNECTION TYPEFLANGE ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
NOMINAL OUTSIDE DIAMETER7.500 INCHES ALL ENDS
NOMINAL THICKNESS1.000 INCHES ALL ENDS
BOLT HOLE QUANTITY8 ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.875 INCHES ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER3.000 INCHES ALL ENDS
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
RAISED FACE NOMINAL HEIGHT0.062 INCHES ALL ENDS
RAISED FACE NOMINAL DIAMETER4.125 INCHES ALL ENDS
MOUNTING POSITIONHORIZONTAL
RENEWABLE SEAT RING TYPETHREADED
SPECIAL FEATURESSWING CHECK TYPE
TEST DATA DOCUMENT05047-ASAB16.5 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).


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