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 2925-01-505-1666
NSN 6320-01-384-7079
NSN 6135-01-142-2417
NSN 5960-01-472-9562
NSN 2925-01-461-6372
NSN 5915-00-903-0872
NSN 5950-01-176-3632
NSN 5945-01-013-1175
NSN 6685-00-949-8962
NSN 6645-01-307-5543
NSN 6135-01-589-9467
NSN 5965-00-539-7778