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 5835-00-065-6757
NSN 5910-00-923-1401
NSN 5930-01-084-8299
NSN 6110-01-328-8292
NSN 5895-01-555-9202
NSN 5895-01-582-0390
NSN 4140-01-339-8223
NSN 5915-01-304-1239
NSN 5999-01-573-7184
NSN 6650-00-850-3312
NSN 6150-01-142-9161
NSN 6135-00-782-6988