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 6130-01-361-1793
NSN 6320-00-809-5744
NSN 6240-01-322-5521
NSN 2925-01-654-7971
NSN 2925-00-347-7893
NSN 6645-01-603-1004
NSN 5999-01-199-1246
NSN 6610-01-023-1812
NSN 5930-01-157-7206
NSN 5950-00-723-8270
NSN 5996-01-012-4188
NSN 5855-01-546-2190