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 5965-01-052-3765
NSN 2925-00-435-5604
NSN 5910-01-537-5996
NSN 5930-00-346-2757
NSN 6610-01-221-2606
NSN 6610-00-186-9180
NSN 5950-01-143-6271
NSN 6145-00-448-1636
NSN 5999-01-322-9511
NSN 5895-00-793-7956
NSN 7035-01-398-9581
NSN 5930-00-881-7545