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 5998-01-047-2411
NSN 6150-01-369-2142
NSN 6240-01-598-3969
NSN 5960-01-407-1350
NSN 6105-01-176-9184
NSN 6320-01-036-2598
NSN 5945-01-100-4479
NSN 5998-00-596-9568
NSN 5998-00-823-9474
NSN 2925-01-443-5929
NSN 5945-01-176-0048
NSN 6105-00-765-2043