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 5985-01-333-2621
NSN 5996-01-144-1561
NSN 5930-01-122-8163
NSN 5999-01-562-2740
NSN 4140-01-258-3099
NSN 5895-00-841-1745
NSN 6220-01-025-4535
NSN 5990-01-030-5206
NSN 6645-00-531-4820
NSN 5835-01-468-6170
NSN 5990-00-049-6381
NSN 5835-01-043-1576