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 5935-01-649-3716
NSN 6130-01-643-9926
NSN 6650-01-556-6941
NSN 5998-01-271-1768
NSN 5905-01-605-1283
NSN 6685-00-233-6563
NSN 4140-01-470-8385
NSN 6105-00-156-6460
NSN 6685-00-927-4579
NSN 6620-00-894-7352
NSN 6135-01-286-9563
NSN 5915-01-580-0308