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 5895-01-266-7286
NSN 6105-01-150-1462
NSN 5835-01-349-5420
NSN 5998-01-365-9963
NSN 5960-00-557-6126
NSN 5935-00-661-0825
NSN 5920-01-268-2648
NSN 5935-01-532-6963
NSN 5920-01-167-8908
NSN 4140-01-213-9199
NSN 5945-01-605-7164
NSN 5895-01-425-1475