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 6645-01-376-2336
NSN 2925-00-639-6677
NSN 5990-00-928-5655
NSN 5990-00-816-9289
NSN 6685-00-715-9254
NSN 6610-01-478-3732
NSN 6135-01-470-9738
NSN 2925-00-977-9956
NSN 5945-01-322-7112
NSN 2925-01-504-2650
NSN 6150-00-989-5248
NSN 6135-00-548-2765