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 5905-01-501-6048
NSN 5905-01-597-5476
NSN 5999-01-569-5596
NSN 6150-01-157-1590
NSN 5999-01-571-9054
NSN 5855-00-198-3197
NSN 5835-00-148-9719
NSN 6150-01-537-5196
NSN 6650-00-606-2882
NSN 5950-01-495-2652
NSN 6105-01-508-5937
NSN 6650-01-014-5990