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 5910-00-509-9603
NSN 5835-00-165-3069
NSN 5985-01-611-6141
NSN 4140-01-481-5171
NSN 5935-00-126-5937
NSN 5905-00-591-3679
NSN 5935-01-477-3348
NSN 5950-01-512-9099
NSN 5925-01-392-1112
NSN 6650-01-157-8806
NSN 5910-01-113-4037
NSN 5910-01-484-9726