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 5945-01-466-4890
NSN 5920-00-106-0278
NSN 5965-00-581-9978
NSN 6240-01-607-6164
NSN 6110-01-606-5387
NSN 6110-00-683-1022
NSN 4140-00-218-3579
NSN 5996-00-957-1513
NSN 6620-00-350-5817
NSN 6220-01-542-3092
NSN 6145-00-683-5353
NSN 5925-01-634-0664