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 5905-01-156-8553
NSN 5905-00-539-5746
NSN 6135-01-550-2518
NSN 5915-00-764-1225
NSN 5985-00-031-2368
NSN 2925-01-048-8464
NSN 5835-01-487-3042
NSN 5835-01-065-8481
NSN 6685-01-565-9049
NSN 5835-01-424-0054
NSN 5920-01-394-4452
NSN 5975-01-439-1713