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 6135-01-054-2462
NSN 6610-01-308-2712
NSN 5950-01-412-4156
NSN 5925-01-218-7774
NSN 6645-01-246-7129
NSN 5965-00-098-8918
NSN 5999-01-515-2089
NSN 5935-01-121-6303
NSN 6130-01-540-6506
NSN 5975-00-419-9812
NSN 5960-00-372-4876
NSN 5990-00-679-6157