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 5965-01-005-0341
NSN 5985-01-034-1407
NSN 7035-01-611-8553
NSN 6645-01-440-8624
NSN 5996-01-652-4042
NSN 5925-00-539-8372
NSN 6135-00-191-6444
NSN 5920-00-455-9743
NSN 6150-01-603-6642
NSN 6145-01-181-8355
NSN 5990-01-094-6826
NSN 6645-00-332-2710