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 6610-00-515-6462
NSN 5835-00-665-3395
NSN 6130-01-503-0277
NSN 2925-00-167-6762
NSN 6135-01-202-8113
NSN 6150-00-218-0891
NSN 6110-01-538-8835
NSN 5835-01-050-9509
NSN 5950-01-358-7360
NSN 5920-00-584-4592
NSN 6130-01-102-0047
NSN 6110-01-179-0717