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 5985-01-053-1147
NSN 6130-01-124-7928
NSN
NSN 5945-01-388-1997
NSN 4140-01-058-6602
NSN 5960-00-171-9575
NSN 6135-00-182-7008
NSN 6645-01-098-1179
NSN 4140-01-484-7927
NSN 6130-00-767-8601
NSN 5999-00-506-7520
NSN 6110-00-435-1092