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 5975-01-102-4829
NSN 5960-01-641-5493
NSN 4140-01-348-2219
NSN 5925-01-025-7008
NSN 5975-00-818-3819
NSN 6320-00-937-5625
NSN 5975-01-563-7749
NSN 6105-01-419-8865
NSN 6105-01-497-1459
NSN 6240-00-212-4305
NSN 4140-01-034-7074
NSN 6220-01-175-9052