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 compression-ignition internal combustion piston engines (diesel), nesoi
NSN 5895-01-480-6156
NSN 5950-01-431-0896
NSN 6105-00-375-8267
NSN 5950-01-609-9877
NSN 6145-01-197-6921
NSN 6135-01-633-8502
NSN 5999-01-021-0373
NSN 5999-00-233-5060
NSN 5990-00-269-2226
NSN 5975-00-149-0758
NSN 5855-01-461-8089
NSN 6220-01-438-8960