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 7035-01-049-6776
NSN 6145-00-715-1186
NSN 5855-00-256-5562
NSN 5975-01-054-1834
NSN 6145-01-556-1463
NSN 5925-00-757-7283
NSN 5925-00-529-0441
NSN 5960-00-705-9094
NSN 6150-00-460-9510
NSN 5990-00-318-3990
NSN 5975-00-282-2707
NSN 5990-00-495-2859