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 6110-00-353-0139
NSN 5935-01-085-7035
NSN 4140-01-209-6625
NSN 6610-00-551-3610
NSN 5998-01-341-6692
NSN 6220-00-705-5254
NSN 6320-01-192-0332
NSN 5960-01-340-1641
NSN 5905-01-188-3157
NSN 5996-01-316-1653
NSN 6320-01-067-0474
NSN 6145-00-504-5221