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 4140-01-251-6606
NSN 5945-01-100-3110
NSN 6150-01-155-8081
NSN 4140-01-586-1805
NSN 6135-01-277-3345
NSN 6145-00-915-0134
NSN 5915-01-268-0930
NSN 6610-01-415-8008
NSN 5920-01-122-2367
NSN 5985-00-307-9659
NSN 6610-01-115-0391
NSN 6110-01-390-4102