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 6220-01-290-6807
NSN 5998-00-929-4539
NSN 4140-01-268-2429
NSN 6135-01-393-4746
NSN 6685-00-983-9408
NSN 6145-01-573-6601
NSN 2925-00-149-0760
NSN 6130-01-542-2654
NSN 5945-00-693-1787
NSN 5920-01-653-9512
NSN 6620-00-225-4870
NSN 5895-01-337-8235