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 5925-01-555-8524
NSN 5835-01-416-6455
NSN 5905-01-275-8168
NSN 5999-01-481-1991
NSN 5999-01-160-6595
NSN 5975-00-387-6515
NSN 5920-00-527-9473
NSN 6320-01-255-2096
NSN 5950-01-630-3193
NSN 5975-00-456-0627
NSN 5996-01-525-7628
NSN 6135-01-286-9563