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 5895-00-346-7286
NSN 5905-01-195-4498
NSN 5835-01-534-3172
NSN 6135-01-265-1384
NSN 6145-00-953-8859
NSN 5895-01-342-8945
NSN 5950-01-196-5178
NSN 4140-01-616-7642
NSN 5950-00-586-6954
NSN 7035-01-467-7779
NSN 5925-01-528-1139
NSN 5975-01-340-7356