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 5999-01-237-2666
NSN 2925-01-079-6229
NSN 5835-01-624-5666
NSN 6240-01-306-4320
NSN 5998-01-608-4192
NSN 5835-01-599-1876
NSN 6150-00-612-3842
NSN 5905-01-543-2306
NSN 6610-01-032-5335
NSN 5930-01-425-1902
NSN 6240-01-327-3239
NSN 5935-01-165-7814