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 5925-00-465-4534
NSN 6650-01-603-3183
NSN 5999-01-049-8007
NSN 6240-01-159-2185
NSN 5965-00-185-9687
NSN 5998-00-204-4441
NSN 6685-00-484-8137
NSN 6130-01-409-2867
NSN 6685-01-328-6493
NSN 6110-01-382-9706
NSN 4140-01-487-5453
NSN 5996-01-388-4412