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 5905-00-287-7421
NSN 5915-01-420-6615
NSN 5905-00-597-8280
NSN 5905-00-908-2507
NSN 6240-01-146-4839
NSN 5920-00-604-6301
NSN 5910-01-362-3564
NSN 6645-00-846-9206
NSN 2925-01-385-1763
NSN 6130-00-486-6248
NSN 5965-00-164-8092
NSN 5930-00-203-1321