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 5905-00-770-2026
NSN 5950-01-018-4779
NSN 5895-00-928-7371
NSN 5930-00-118-8116
NSN 6320-01-021-6633
NSN 5920-01-298-7989
NSN 6645-01-432-1068
NSN 5930-01-364-3110
NSN 6240-01-510-9299
NSN 5920-00-569-6435
NSN 5855-00-004-0904
NSN 6620-01-195-0190