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 6650-01-230-5155
NSN 6685-00-273-7017
NSN 6620-01-328-7059
NSN 6620-01-058-3539
NSN 4140-00-281-4493
NSN 5985-01-226-7166
NSN 5960-00-113-0019
NSN 5950-01-618-6398
NSN 6320-01-592-6248
NSN 6145-01-233-4796
NSN 6610-00-256-7340
NSN 5895-00-119-1291