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 6240-01-055-9696
NSN 5975-01-251-9444
NSN 6220-01-130-9294
NSN 4140-01-301-4651
NSN 6135-01-174-9195
NSN 5930-01-366-0512
NSN 5999-01-378-9880
NSN 5960-00-607-0395
NSN 5895-00-793-2146
NSN 5835-01-422-7393
NSN 4140-01-097-7320
NSN 6620-00-006-6418