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 6650-01-311-2050
NSN 5895-00-132-4207
NSN 5945-01-420-8515
NSN 5855-01-246-4274
NSN 6650-01-217-9304
NSN 6645-01-629-6343
NSN 6320-01-569-2672
NSN 6220-01-620-2918
NSN 6685-01-101-4195
NSN 5999-00-355-9849
NSN 6220-01-256-9835
NSN 5935-00-231-5545