A circular, single or multipiece, rigid, metallic or nonmetallic item having a centrally located hole with a sharp edge on the inside periphery. It is supplied in various cross-sectional shapes and is designed to be installed in a cylinder, shock strut, or similar device to remove excess oil, dirt, ice, and/or foreign material from a piston, ram, or sliding rod. Excludes packing, preformed; ring, piston; and seal ring, metal.
Classification: Parts of linear acting hydraulic power engines and motors
NSN 5835-01-447-2544
NSN 5998-00-228-6502
NSN 5835-01-383-1313
NSN 5925-00-591-2792
NSN 5996-01-039-2704
NSN 6645-01-587-4642
NSN 6110-01-597-0732
NSN 4140-01-315-9304
NSN 6130-01-133-4283
NSN 5990-01-122-7130
NSN 5975-01-594-5956
NSN 5935-01-412-9964