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 5920-01-112-0296
NSN 5975-01-482-3567
NSN 5910-01-633-9963
NSN 6620-01-454-8926
NSN 5950-01-194-7923
NSN 5855-00-906-5386
NSN 6645-00-183-6427
NSN 6685-01-241-5824
NSN 6685-00-632-6160
NSN 5960-01-386-7086
NSN 5855-01-042-7990
NSN 6610-01-534-6377