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 6130-01-514-7668
NSN 6610-01-341-1598
NSN 5998-00-109-1699
NSN 5925-01-277-3284
NSN 6645-01-174-9350
NSN 6135-01-431-6801
NSN 6220-01-435-6035
NSN 5945-01-086-4948
NSN 5945-00-903-3504
NSN 5990-00-944-3568
NSN 5996-01-441-6817
NSN 5930-00-955-6714