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 5935-01-205-1040
NSN 5990-00-410-6202
NSN 6240-01-057-5215
NSN 2925-00-993-7715
NSN 5895-01-281-5624
NSN 5935-01-420-4211
NSN 6240-01-347-3338
NSN 5925-01-651-2042
NSN 6685-00-146-2308
NSN 5925-01-143-6576
NSN 6150-01-146-5562
NSN 5935-00-659-6877