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 5990-01-212-2037
NSN 5950-01-599-5109
NSN 5930-00-382-5761
NSN 6645-01-099-6887
NSN 5835-01-242-9806
NSN 5996-00-913-9681
NSN 6650-01-437-8852
NSN 5910-00-528-9714
NSN 6110-00-082-0268
NSN 6685-00-505-8585
NSN 4140-01-435-7515
NSN 5950-01-137-1797