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 5960-01-089-4019
NSN 6135-01-575-8362
NSN 6220-01-417-5493
NSN 5996-01-398-0037
NSN 4140-01-100-1223
NSN 5996-01-053-1617
NSN 5965-01-388-5296
NSN 5925-01-634-0664
NSN 6145-00-104-7789
NSN 5835-01-352-7211
NSN 5895-00-652-2570
NSN 5996-01-076-2938