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 5990-00-338-7204
NSN 5930-00-883-2082
NSN 5920-00-004-6372
NSN 6105-00-583-3998
NSN 5835-01-090-0784
NSN 5990-00-756-6059
NSN 5935-00-907-4076
NSN 6110-01-517-0441
NSN 7035-01-453-4242
NSN 5920-00-409-2312
NSN 6110-01-601-8801
NSN 5965-01-118-1416