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 5990-00-850-6603
NSN 6110-01-174-1686
NSN 6610-01-074-8158
NSN 6130-01-272-0105
NSN 5960-01-187-0392
NSN 7035-01-504-6048
NSN 6650-00-342-6447
NSN 4140-01-320-1179
NSN 6685-01-032-0497
NSN 5965-00-102-8521
NSN 5990-00-504-7788
NSN 5835-01-601-4411