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 5945-00-448-7442
NSN 4140-01-434-3013
NSN 6620-01-510-1859
NSN 5975-01-361-6347
NSN 5990-01-480-9938
NSN 6610-00-536-4977
NSN 5910-01-357-7314
NSN 6650-00-950-4107
NSN 5920-01-157-9471
NSN 5855-00-014-5008
NSN 5905-01-555-0047
NSN 5985-01-391-5676