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 5996-01-421-4417
NSN 5960-00-968-7582
NSN 6610-01-452-1356
NSN 5895-01-012-0930
NSN 5945-01-457-6061
NSN 6320-00-937-5625
NSN 5945-01-316-3240
NSN 6130-01-475-2902
NSN 5935-01-016-0565
NSN 4140-00-781-9432
NSN 6220-00-809-3346
NSN 6610-01-293-8156