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 5935-01-091-6168
NSN 5935-00-740-8759
NSN 6650-00-147-4887
NSN 6135-01-338-2281
NSN 6650-01-419-0286
NSN 5990-01-166-2237
NSN 5998-00-864-4881
NSN 6130-00-173-6062
NSN 5985-01-273-0938
NSN 5910-01-043-0589
NSN 4140-00-501-7833
NSN 5950-01-400-1576