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 5910-00-132-0034
NSN 7035-00-075-6776
NSN 5985-01-215-0847
NSN 2925-00-555-4578
NSN 6650-01-148-2161
NSN 5855-01-167-2162
NSN 4140-01-264-9640
NSN 5985-00-556-1247
NSN 6650-00-833-4002
NSN 5945-01-548-7956
NSN 5965-01-388-1379
NSN 5999-00-144-4361