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 4140-01-519-5537
NSN 5855-00-058-1293
NSN 5925-00-010-7490
NSN 5999-01-227-2107
NSN 5920-01-027-0660
NSN 6650-00-336-0753
NSN 5950-00-551-3105
NSN 6105-01-357-6320
NSN 6685-00-925-7491
NSN 5965-01-557-8059
NSN 5910-00-160-3946
NSN 5990-01-587-8562