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 5935-00-385-3635
NSN 5835-01-332-2867
NSN 5920-01-056-7603
NSN 5920-00-237-4759
NSN 5925-01-112-3629
NSN 6145-01-476-2776
NSN 6685-00-512-3797
NSN 5996-00-205-2933
NSN 5998-01-364-0944
NSN 5945-01-375-9063
NSN 6645-01-126-3969
NSN 5945-00-694-5473