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 6645-01-215-0617
NSN 5950-01-129-0094
NSN 5950-00-030-3734
NSN 5910-01-545-4104
NSN 5950-00-923-9543
NSN 2925-01-364-7926
NSN 6645-01-050-9794
NSN 6130-00-573-8024
NSN 5910-01-629-9636
NSN 6320-00-164-4087
NSN 5945-01-286-4317
NSN 6145-01-122-6158