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 6150-01-200-0794
NSN 2925-01-583-5619
NSN 6610-01-135-2149
NSN 5895-01-592-2505
NSN 5855-01-363-3417
NSN 6610-01-394-4944
NSN 5930-00-872-9211
NSN 6650-01-337-0657
NSN 6320-01-652-3806
NSN 6220-00-276-8681
NSN 5935-01-450-9872
NSN 5950-01-624-5678