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 5999-01-274-2189
NSN 5920-00-636-4713
NSN 5835-01-296-3790
NSN 5895-00-248-7477
NSN 5895-01-075-3998
NSN 5965-01-350-1890
NSN 5945-00-326-1839
NSN 6150-00-185-3293
NSN 6220-01-088-6604
NSN 4140-01-495-5623
NSN 5835-01-233-7033
NSN 6135-01-036-3495