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 5915-01-145-3070
NSN 5930-01-532-5856
NSN 6220-01-021-0181
NSN 5855-01-246-6876
NSN 6130-01-200-3005
NSN 5835-00-550-7728
NSN 6130-01-432-7649
NSN 6685-01-594-0453
NSN 5930-01-361-9027
NSN 5905-00-653-9538
NSN 6685-01-086-8958
NSN 5835-00-594-4921