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 5855-01-258-6180
NSN 5965-01-526-6131
NSN 5985-00-068-7459
NSN 6685-01-215-1204
NSN 5920-01-068-3135
NSN 5998-01-199-9117
NSN 5905-01-390-2497
NSN 5935-01-424-3835
NSN 5835-01-024-9249
NSN 5950-01-603-9156
NSN 5945-01-359-1974
NSN 5925-01-437-8542