A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes packing, preformed; retainer, oil seal; retainer, packing; ring, retaining; ring wiper; and seal ring, metal.
Classification: Parts for spark-ignition internal combustion piston engines, nesoi
NSN 5905-01-406-2677
NSN 5960-01-502-6270
NSN 6610-00-735-9555
NSN 6135-00-170-8819
NSN 5930-00-848-2279
NSN 5895-01-634-0630
NSN 5975-01-350-3425
NSN 4140-01-477-9245
NSN 6130-01-453-8551
NSN 6240-00-756-2945
NSN 5996-00-732-8041
NSN 5920-01-191-9847