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 5920-01-094-0857
NSN 6650-01-132-6860
NSN 6685-01-085-5977
NSN 6610-00-694-8977
NSN 5975-01-199-9382
NSN 5915-01-377-1085
NSN 6650-01-361-6812
NSN 6150-00-288-6245
NSN 6145-00-299-7757
NSN 5855-01-592-3128
NSN 5996-01-035-7206
NSN 5975-01-124-8392