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 5998-00-763-3017
NSN 6645-01-290-9428
NSN 5920-00-518-4452
NSN 5915-01-067-9470
NSN 4140-01-260-2433
NSN 5910-01-483-1096
NSN 5985-01-264-3883
NSN 5999-01-265-0721
NSN 6240-01-495-0597
NSN 6150-01-252-6123
NSN 5915-01-200-8283
NSN 6145-01-469-6276