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 5999-01-351-1998
NSN 5895-01-024-4341
NSN 6135-01-633-8502
NSN 6135-01-515-9626
NSN 5950-01-497-4914
NSN 6220-01-011-0865
NSN 5925-01-319-2434
NSN 5925-01-568-3553
NSN 6685-00-216-6676
NSN 6220-00-484-1017
NSN 7035-01-392-8255
NSN 6610-01-249-7989