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 6240-00-854-1962
NSN 7035-01-048-7122
NSN 2925-01-534-7314
NSN 6135-01-336-3115
NSN 6610-00-028-2222
NSN 6650-01-128-8438
NSN 6220-01-654-2739
NSN 6610-01-338-8531
NSN 6645-01-623-6233
NSN 4140-01-653-3418
NSN 6220-00-266-8222
NSN 5996-00-061-0336