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 6130-00-292-5058
NSN 6130-01-317-3689
NSN 5855-01-513-9601
NSN 5960-00-273-3058
NSN 5996-01-106-8903
NSN 5920-01-299-1932
NSN 5950-01-231-8892
NSN 5985-00-539-7067
NSN 5999-01-340-3624
NSN 6320-01-118-0553
NSN 6650-00-899-5145
NSN 6150-00-691-1705