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 5999-01-112-7794
NSN 6650-00-287-5868
NSN 5945-01-106-6981
NSN 5910-01-372-0820
NSN 5985-01-597-7044
NSN 7035-00-155-9513
NSN 4140-01-502-8993
NSN 4140-00-466-9268
NSN 6135-00-243-8330
NSN 5985-01-428-9964
NSN 6645-01-523-8809
NSN 6220-01-316-6728