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 nesoi, of compressors other than refrigerating and air conditioning compressors
NSN 4140-01-593-9905
NSN 6105-01-232-9625
NSN 6610-00-269-4506
NSN 5945-00-183-9395
NSN 6145-00-097-8178
NSN 6110-01-212-3344
NSN 6610-01-495-2990
NSN 5910-01-319-2984
NSN 5930-01-455-6033
NSN 5960-01-431-2487
NSN 5960-00-583-4110
NSN 5990-00-241-3780