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 5925-01-216-0287
NSN 5930-01-089-9841
NSN 5960-01-447-1154
NSN 5975-00-351-7822
NSN 2925-00-115-5857
NSN 5935-00-177-2016
NSN 5935-01-649-8215
NSN 6105-00-926-7958
NSN 5895-01-400-4153
NSN 5925-00-443-4093
NSN 6620-01-649-9759
NSN 4140-00-882-2233