Matl: cushion is buna nitrile per mil-r-6855 class a grade 70; used on emplacer
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 6240-01-381-6815
NSN 5965-00-892-3665
NSN 5925-01-217-4649
NSN 6150-01-541-4805
NSN 6320-00-573-8034
NSN 6610-00-641-3015
NSN 6150-01-228-9121
NSN 5910-01-550-6825
NSN 5975-00-651-3919
NSN 5855-01-020-7982
NSN 5990-01-609-4793
NSN 5895-00-617-6340