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 4140-01-254-0435
NSN 5975-00-740-8367
NSN 5965-01-509-0379
NSN 5990-01-601-0466
NSN 4140-01-562-1165
NSN 6645-01-106-6369
NSN 5990-01-517-7848
NSN 5920-01-082-2761
NSN 6645-01-535-7136
NSN 6145-01-230-5706
NSN 6135-00-686-4777
NSN 5895-01-507-0596