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 6620-01-078-2818
NSN 5910-00-276-6883
NSN 5999-00-925-2502
NSN 6110-00-051-7949
NSN 5975-01-187-7341
NSN 6645-00-445-8143
NSN 5925-01-191-0889
NSN 5985-01-589-3971
NSN 2925-01-185-9144
NSN 6685-01-634-0611
NSN 6135-01-067-8331
NSN 5935-01-412-0824