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 5999-00-960-8232
NSN 5975-01-136-1198
NSN 5945-01-331-1613
NSN 5905-01-307-7037
NSN
NSN 5835-01-176-5422
NSN 6130-00-426-0058
NSN 5975-01-182-4046
NSN 6145-01-568-8543
NSN 6650-01-112-8567
NSN 5910-01-528-6226
NSN 5920-01-105-8996