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 5999-00-686-4992
NSN 6130-01-129-1342
NSN 5945-01-023-7697
NSN 6110-01-178-4769
NSN 6240-00-563-5846
NSN 5920-01-454-5666
NSN 5835-01-480-9215
NSN 5925-01-141-2607
NSN 5910-00-052-1435
NSN 5965-01-513-9978
NSN 5999-00-829-8166
NSN 5910-01-515-8804