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 5999-01-500-2638
NSN 5925-01-473-9423
NSN 5985-00-856-0835
NSN 5999-01-033-4342
NSN 6110-01-505-2074
NSN 6645-00-973-3868
NSN 6685-01-646-5872
NSN 6220-00-707-5044
NSN 6610-00-457-0325
NSN 6130-01-120-0585
NSN 5930-01-239-4128
NSN 2925-00-706-5902