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 6220-00-111-0921
NSN 5950-00-323-0278
NSN 5965-01-322-8136
NSN 5985-01-237-1155
NSN 5985-01-252-8164
NSN 6150-00-026-4216
NSN 6145-01-376-5398
NSN 5895-01-170-4355
NSN 5905-01-506-1449
NSN 5965-01-100-2591
NSN 6650-01-327-4122
NSN 5960-01-386-5770