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 5975-00-225-8722
NSN 5910-00-840-5193
NSN 5998-01-584-5338
NSN 6620-01-070-2215
NSN 2925-01-304-9200
NSN 5895-01-357-4630
NSN 6130-00-840-8886
NSN 6620-01-387-7645
NSN 5925-00-539-8372
NSN 5965-00-378-3403
NSN 5950-00-296-5505
NSN 6145-00-451-6651