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 5965-00-644-0334
NSN 6610-01-443-0264
NSN 5996-00-959-4892
NSN 5985-00-235-4742
NSN 6320-00-036-3688
NSN 5945-01-435-5874
NSN 6620-00-562-6337
NSN 6645-01-124-6277
NSN 5960-01-131-4086
NSN 6620-00-104-6937
NSN 5960-01-503-0362
NSN 6650-01-579-2137