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 6610-01-103-4627
NSN 6320-01-039-5891
NSN 4140-01-343-7302
NSN 5960-01-609-6565
NSN 5950-00-519-1267
NSN 6220-01-358-7468
NSN 6220-01-013-9498
NSN 5910-01-089-9785
NSN 6135-01-222-5464
NSN 5990-01-490-5614
NSN 4140-01-618-6417
NSN 6135-01-142-2417