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 5920-01-173-1750
NSN 5895-01-086-3396
NSN 6220-01-326-7042
NSN 5855-01-420-4988
NSN 5965-01-215-3184
NSN 2925-01-197-7864
NSN 6685-01-485-3568
NSN 5985-01-647-5978
NSN 5910-00-409-1634
NSN 6240-00-269-3346
NSN 6645-01-653-2848
NSN 5975-00-331-8200