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 6110-00-371-2458
NSN 5996-01-480-4559
NSN 6620-01-444-4048
NSN 6645-01-422-1374
NSN 5925-00-052-7771
NSN 6110-01-577-9471
NSN 7035-01-493-4173
NSN 5965-00-457-2496
NSN 6145-01-576-4743
NSN 5905-00-817-9224
NSN 2925-00-082-8219
NSN 6240-01-098-6410