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 5930-00-233-6370
NSN 5985-01-466-0191
NSN 6130-01-137-7997
NSN 4140-00-126-4685
NSN 6320-01-512-2031
NSN 6110-01-529-8699
NSN 6320-01-006-6138
NSN 6105-00-007-3365
NSN 5895-00-178-0375
NSN 6685-00-966-1596
NSN 5920-01-017-0687
NSN 6135-01-514-5358