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 6650-01-308-0445
NSN 5960-01-431-4291
NSN 5985-01-342-9992
NSN 6135-01-350-2932
NSN 5930-01-153-7394
NSN 5855-01-068-3683
NSN 6130-01-055-5272
NSN 5905-01-474-9772
NSN 5945-00-916-9071
NSN 5996-01-170-1276
NSN 5990-00-902-7764
NSN 5935-00-314-2063