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 6650-00-878-8909
NSN 5935-00-817-5225
NSN 6105-01-195-2127
NSN 7035-01-230-0250
NSN 6610-00-068-3464
NSN 2925-01-505-1666
NSN 2925-01-109-7177
NSN 5945-01-398-0249
NSN 6145-00-210-6257
NSN 5998-01-328-7889
NSN 6240-01-310-8598
NSN 6145-00-993-6538