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 6650-00-155-3673
NSN 5999-01-630-8776
NSN 5960-01-236-3884
NSN 4140-01-398-2900
NSN 5960-01-362-7463
NSN 5920-00-175-7987
NSN 5998-01-385-2538
NSN 5999-01-604-6306
NSN 5920-00-146-4109
NSN 6650-01-207-0829
NSN 5945-01-422-7642
NSN 5990-00-772-9277