Undersize ring
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 5930-00-592-6582
NSN 6650-01-181-6037
NSN 5960-01-379-3947
NSN 7035-01-426-4133
NSN 6620-01-084-5112
NSN 5910-01-654-3692
NSN 6685-01-454-7755
NSN 6150-01-124-5139
NSN 6105-00-063-2007
NSN 6150-01-605-2479
NSN 6135-01-312-1040
NSN 5950-01-445-7127