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 5925-01-031-1473
NSN 6610-01-159-0438
NSN 5905-00-283-1984
NSN 5945-00-839-6151
NSN 5950-00-827-0884
NSN 6105-00-445-2377
NSN 6685-00-925-2287
NSN 6650-01-321-1597
NSN 6130-00-956-3963
NSN 6220-00-541-8515
NSN 6135-01-243-5797
NSN 5930-00-240-4247