Cushion is buna nitrile per mil-r-6855 class a grade 70; wipers are bronze per astm b584 alloy c93200; third stage
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 6240-01-351-6729
NSN 5920-00-314-6870
NSN 5950-00-597-3661
NSN 6320-00-116-3658
NSN 6135-01-360-1620
NSN 6135-01-561-5945
NSN 5915-01-076-4538
NSN 5910-01-351-2844
NSN 6650-01-462-5879
NSN 6650-00-267-9815
NSN 5905-01-412-4992
NSN 6610-01-601-5019