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 5965-01-540-0743
NSN 5960-01-470-1579
NSN 5905-00-472-1699
NSN 5975-00-834-1821
NSN 5960-01-409-1917
NSN 6145-01-382-4152
NSN 4140-00-311-6329
NSN 5910-00-944-0835
NSN 6110-01-466-4911
NSN 5960-01-170-4057
NSN 5985-01-229-3986
NSN 5835-01-502-9228