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 6220-00-741-6344
NSN 6610-01-519-8953
NSN 5925-01-026-9649
NSN 5935-01-464-3551
NSN 5999-00-411-8602
NSN 6650-01-406-5322
NSN 5895-01-228-5874
NSN 5835-01-150-6084
NSN 5999-01-462-2644
NSN 5990-00-097-7642
NSN 6650-00-552-8377
NSN 6320-01-322-8340