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 5990-01-386-5561
NSN 6685-00-432-8795
NSN 5930-00-111-6748
NSN 6110-01-562-7257
NSN 5855-01-346-7682
NSN 6135-01-399-6812
NSN 7035-01-027-8569
NSN 5960-01-142-1995
NSN 6145-00-475-6909
NSN 5998-01-021-0222
NSN 5925-00-364-7969
NSN 5910-01-476-4680