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 5945-01-210-1870
NSN 5895-01-191-3459
NSN 6320-01-364-1732
NSN 5996-00-597-2234
NSN 5895-01-492-6233
NSN 6130-01-470-9944
NSN 6645-01-557-8134
NSN 6645-01-479-5364
NSN 5835-00-438-4489
NSN 6650-01-575-9936
NSN 5965-00-871-2678
NSN 7035-00-300-3208