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 spark-ignition internal combustion piston engines, nesoi
NSN 5925-01-558-2217
NSN 6320-01-388-3125
NSN 5855-01-616-6544
NSN 6110-00-231-9493
NSN 2925-00-263-2714
NSN 6650-00-726-4242
NSN 6650-01-449-1413
NSN 6320-01-372-2796
NSN 5855-01-052-7149
NSN 6150-01-222-0764
NSN 5998-01-437-5967
NSN 6645-01-019-8662