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 5960-01-328-8248
NSN 5935-01-461-2736
NSN 5935-01-433-1795
NSN 5990-01-376-8930
NSN 5910-00-100-4957
NSN 6150-01-138-1115
NSN 6150-01-621-8858
NSN 5985-01-124-0980
NSN 5990-00-608-4779
NSN 5920-01-068-3135
NSN 6320-01-292-6635
NSN 6110-00-349-8701