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 5920-00-449-0063
NSN 6220-01-005-9192
NSN 5975-00-299-1202
NSN 6145-01-409-1034
NSN 5975-01-532-9659
NSN 5895-01-551-6215
NSN 5855-01-262-1766
NSN 5965-00-964-1756
NSN 5905-00-062-5678
NSN 6130-00-573-8807
NSN 5996-01-367-6557
NSN 5910-01-500-1977