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 6650-00-774-1295
NSN 5925-01-398-3240
NSN 5950-00-789-3025
NSN 5920-00-777-3208
NSN 5895-01-228-2886
NSN 6135-01-431-6801
NSN 5999-01-559-2021
NSN 5975-01-612-4208
NSN 5990-01-460-6390
NSN 6610-01-424-0776
NSN 6650-01-029-5414
NSN 5930-00-784-1248