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 5975-01-229-0979
NSN 6240-01-177-9361
NSN 5975-01-583-1318
NSN 5985-01-197-2016
NSN 5855-01-068-3683
NSN 6150-01-392-8744
NSN 5999-00-059-9461
NSN 4140-00-962-0215
NSN 5930-01-199-4072
NSN 5905-01-048-3533
NSN 5895-01-072-5583
NSN 5990-01-600-5989