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 6150-00-431-3723
NSN 5935-00-824-6649
NSN 6645-01-142-2416
NSN 6650-01-099-6271
NSN 5835-01-125-0303
NSN 6650-01-359-5385
NSN 5945-00-062-1215
NSN 6320-01-364-1840
NSN 5835-00-233-6327
NSN 6650-01-057-6468
NSN 6110-00-937-5800
NSN 5998-01-161-0774