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 6135-01-202-8113
NSN 5990-01-146-1779
NSN 5990-01-504-9265
NSN 6220-00-686-5328
NSN 5960-00-079-4043
NSN 5835-01-222-7714
NSN 6685-00-836-1636
NSN 6150-01-200-7616
NSN 7035-01-482-9807
NSN 5965-01-502-7006
NSN 5975-01-159-3795
NSN 5925-00-102-1351