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 5965-01-179-7749
NSN 5915-01-051-1984
NSN 5945-01-400-2304
NSN 5950-01-480-8186
NSN 5990-01-318-3238
NSN 6220-01-494-0572
NSN 6220-01-200-3410
NSN 6650-00-153-3155
NSN 6105-00-031-0081
NSN 6135-01-185-3614
NSN 6240-00-467-7295
NSN 6110-01-241-0537