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 6145-00-471-3975
NSN 5855-01-330-1918
NSN 5985-00-802-4550
NSN 5950-01-391-9453
NSN 5895-00-761-8406
NSN 5910-01-124-8476
NSN 5999-00-831-2915
NSN 6620-00-278-7313
NSN 6685-01-564-9421
NSN 5905-01-098-0832
NSN 5996-01-473-2183
NSN 6645-00-574-9712