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 5910-00-248-6899
NSN 5960-01-550-8038
NSN 6620-01-486-5123
NSN 5998-00-573-4692
NSN 6220-01-634-0660
NSN 6105-00-253-3828
NSN 6645-01-465-1318
NSN 5999-00-019-1032
NSN 6620-00-193-9503
NSN 5945-01-017-6015
NSN 6110-01-129-0892
NSN 2925-00-056-7112