4820-01-300-2972 VALVE,CHECK Index 4820-01-300-2974 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-300-2973

Federal Supply Class:
4820

National Item Identification Number:
013002973

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:
10121691643SERVICE BRASS AND ALUMINUM FOUNDRY CO, INC.
5208HN-0800 AND91643SERVICE BRASS AND ALUMINUM FOUNDRY CO, INC.
5208HN-0800 AND 10121676364MILWAUKEE VALVE CO, INC
5208HN-0800 AND10121691643SERVICE BRASS AND ALUMINUM FOUNDRY CO, INC.


Techincal Specification:
BOLT CIRCLE NOMINAL DIAMETER11.063 INCHES ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.688 INCHES ALL ENDS
BOLT HOLE QUANTITY14 ALL ENDS
CONNECTION TYPEFLANGE ALL ENDS
FACE TO FACE DISTANCE15.063 INCHES
FLANGE FACE DESIGNPLAIN ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEDISK
MATERIALCOPPER ALLOY BODY
MATERIALCOPPER ALLOY FLOW CONTROL DEVICE
MATERIALCOPPER ALLOY SEAT
PROPRIETARY CHARACTERISTICSPACS
MAXIMUM OPERATING TEMP100.0 DEG FAHRENHEIT SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE250.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MOUNTING POSITIONVERTICAL
NOMINAL OUTSIDE DIAMETER12.313 INCHES ALL ENDS
NOMINAL THICKNESS1.313 INCHES ALL ENDS
VALVE OPERATION METHODAUTOMATIC
VALVE SIZE8.000 INCHES
STYLE DESIGNATORSTRAIGHT THRU FLANGED ENDS
SUPPLEMENTARY FEATURES0THIS ITEM HAS BHEEN REVIEWED FOR ASBESTOS MATERIAL. THE CURRENT APPROVED SOURCE, 91643, HAS INDICATED THEIR PART NUMBER CONTAINED ASBESTOS PRIOR TO 1984. THEY CONTINUE TO MANUFACTURE THE SAME PART NUMBER WITHOUT ASBESTOS MATERIAL AFTER 1984


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