Cushion is buna nitrile per mil-r-6855 class a grade 70; wipers are bronze per astm b564 alloy c93200; fourth 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 5925-01-561-3078
NSN 5998-00-686-2152
NSN 2925-01-327-3069
NSN 6320-00-456-2092
NSN 5945-01-145-3179
NSN 6685-01-379-3124
NSN 5935-01-521-6331
NSN 6645-01-582-0632
NSN 5930-01-443-3096
NSN 6685-01-648-3226
NSN 6620-01-034-4539
NSN 6320-00-553-1310