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 5835-01-222-2030
NSN 5985-00-661-2263
NSN 6650-01-120-2628
NSN 7035-00-981-7216
NSN 5985-01-095-1366
NSN 6135-01-633-8502
NSN 5920-01-341-2094
NSN 5910-00-555-3003
NSN 5996-00-600-1028
NSN 5855-00-198-3197
NSN 5855-01-612-8748
NSN 7035-01-432-1163