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 6645-00-754-4108
NSN 5895-00-156-4939
NSN 5950-00-529-0599
NSN 6685-01-592-2768
NSN 5990-00-402-7721
NSN 4140-01-643-1899
NSN 6650-00-904-9485
NSN 5905-01-371-0378
NSN 6610-00-164-1510
NSN 5915-01-332-5739
NSN 6130-01-356-6263
NSN 5996-00-581-2363