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 5905-00-615-7783
NSN 5855-01-286-9928
NSN 6685-01-368-7142
NSN 5925-01-100-8474
NSN 5990-00-432-0649
NSN 6620-01-412-3258
NSN 6320-01-407-8663
NSN 5965-00-627-8382
NSN 5895-00-621-6663
NSN 7035-01-137-3642
NSN 5975-01-133-7789
NSN 7035-00-205-8739