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 5990-01-257-8299
NSN 6135-01-568-3234
NSN 4140-00-677-3510
NSN 6645-01-535-0719
NSN 5998-01-477-6748
NSN 6650-01-574-9197
NSN 5920-01-539-2123
NSN 5895-01-055-0393
NSN 5920-01-373-0019
NSN 4140-01-592-2734
NSN 5998-01-391-1702
NSN 5945-01-092-4858