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 5990-00-191-6290
NSN 6685-00-296-0392
NSN 5999-01-056-3300
NSN 5965-01-133-7459
NSN 5855-01-657-7657
NSN 6130-01-400-6123
NSN 5996-00-383-6173
NSN 5935-01-437-9384
NSN 5915-01-474-4210
NSN 5925-01-556-3137
NSN 5960-00-212-6367
NSN 6110-00-557-8631