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 5950-01-440-2054
NSN 5965-00-630-7872
NSN 6130-00-354-9851
NSN 7035-00-003-7518
NSN 5975-01-439-8698
NSN 6220-00-497-8774
NSN 5975-01-646-8153
NSN 6610-00-612-7379
NSN 5895-00-525-3295
NSN 5950-00-929-1120
NSN 5925-01-442-7357
NSN 6650-01-478-7301