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 6650-01-100-0933
NSN 7035-01-435-7962
NSN 5950-01-503-7630
NSN 5965-01-318-0758
NSN 5985-01-424-6403
NSN 5905-01-265-7453
NSN 6650-01-426-4253
NSN 5985-01-432-8076
NSN 5960-00-872-5044
NSN 5895-01-212-9574
NSN 5835-01-249-0275
NSN 6685-00-151-5257