A cylindrical item with or without flange(s), designed to be inserted in a pump casing or secured to the impeller of a centrifugal pump. It is used for the purpose of providing a close running clearance between the impeller and casing in order to prevent or overcome leakage due to erosion. It may also be used as a diffuser ring in the suction and discharge throats of valves.
Classification: Parts, nesoi, of pumps for liquids
NSN 5950-01-304-5931
NSN 5915-01-223-6411
NSN 6130-01-078-0568
NSN 5950-01-136-4158
NSN 6105-01-630-0613
NSN 5996-01-170-1915
NSN 5998-01-068-1087
NSN 2925-01-252-8049
NSN 6130-01-104-4371
NSN 5990-01-172-4553
NSN 5930-00-008-5221
NSN 6620-01-564-7858