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 5935-01-390-9353
NSN 6645-01-082-6389
NSN 6145-00-104-7789
NSN 5945-00-209-5170
NSN 5975-00-878-9833
NSN 6135-00-377-9165
NSN 2925-01-364-7926
NSN 4140-00-555-3856
NSN 6620-01-341-8372
NSN 5915-01-031-8087
NSN 6685-01-394-8039
NSN 7035-01-433-3547