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 6610-00-236-7175
NSN 6645-01-100-3296
NSN 6130-00-518-4305
NSN 4140-01-377-5828
NSN 5910-01-534-3722
NSN 7035-01-420-5404
NSN 4140-01-272-8091
NSN 6610-01-473-1843
NSN 5925-01-032-3461
NSN 6620-00-072-1927
NSN 5965-01-526-0543
NSN 5930-01-207-9116