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 6645-00-932-1464
NSN 6110-01-246-0761
NSN 5950-01-449-1347
NSN 6645-01-040-5233
NSN 5990-01-065-0492
NSN 7035-00-020-2227
NSN 5895-01-462-2417
NSN 5990-00-731-7458
NSN 5975-00-543-1195
NSN 6145-00-719-7395
NSN 5960-01-369-8666
NSN 6150-00-683-5349