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 5835-00-617-3578
NSN 5965-01-124-1817
NSN 6320-01-064-0372
NSN 6135-01-370-2599
NSN 5905-01-359-8885
NSN 5920-01-215-2945
NSN 5965-01-418-1760
NSN 6105-01-316-7220
NSN 6130-01-028-3624
NSN 5998-00-091-1474
NSN 6130-00-469-3161
NSN 5920-01-534-8583