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 5965-01-192-1366
NSN 5985-00-709-0282
NSN 6220-01-463-3339
NSN 6110-00-828-4050
NSN 6130-01-622-6352
NSN 5950-01-323-5833
NSN 5895-01-167-1023
NSN 5920-01-407-4598
NSN 6620-01-600-7483
NSN 5945-00-964-7760
NSN 4140-01-454-0227
NSN 5950-00-893-6717