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 6620-01-215-7165
NSN 6685-00-322-9260
NSN 6685-00-585-3078
NSN 4140-01-429-9060
NSN 6220-01-331-8983
NSN 5895-01-483-1946
NSN 5895-01-448-8901
NSN 5975-01-447-2387
NSN 7035-00-897-7567
NSN 6105-01-219-7378
NSN 5960-01-249-2602
NSN 2925-00-113-6146