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 5990-01-229-3003
NSN 5985-00-945-0432
NSN 5990-00-170-9553
NSN 6240-01-155-2959
NSN 6650-01-370-5265
NSN 6110-00-773-0915
NSN 6645-01-272-6987
NSN 5835-00-986-5985
NSN 5999-01-256-6957
NSN 6645-00-152-6545
NSN 6620-01-551-7071
NSN 5998-01-406-4916