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 5998-00-376-5506
NSN 6685-01-175-5844
NSN 5835-01-597-4820
NSN 5975-01-277-8257
NSN 6150-00-833-1266
NSN 6150-01-600-2874
NSN 5915-00-107-0253
NSN 5998-01-142-2883
NSN 5925-01-031-4192
NSN 5999-01-005-0289
NSN 6650-01-648-3903
NSN 6135-01-597-7685