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 4140-01-481-6115
NSN 6110-00-939-7065
NSN 5930-01-207-9694
NSN 5915-01-129-6262
NSN 6645-01-417-7996
NSN 6685-01-206-4974
NSN 6650-01-396-4826
NSN 6620-01-026-7371
NSN 6110-01-273-0223
NSN 6220-00-583-9889
NSN 5925-01-224-9994
NSN 6650-01-588-9061