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 5975-01-243-1108
NSN 5996-00-170-8060
NSN 5998-01-491-3564
NSN 5996-01-487-1053
NSN 5855-00-482-9876
NSN 6110-01-657-6088
NSN 5930-01-145-8208
NSN 6135-00-477-8847
NSN 6685-01-387-9084
NSN 5950-01-225-6022
NSN 5996-01-351-1558
NSN 6220-01-148-7953