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 5905-00-902-2666
NSN 6650-01-133-7806
NSN 6610-00-480-8515
NSN 6130-01-420-2798
NSN 6645-01-395-4129
NSN 2925-00-403-5036
NSN 4140-01-370-4075
NSN 6220-00-196-2949
NSN 6145-01-462-9431
NSN 6650-00-181-7546
NSN 6105-01-067-9320
NSN 6650-01-368-3286