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 6150-01-639-8152
NSN 6645-01-587-0488
NSN 5950-01-656-6419
NSN 6135-01-260-1100
NSN 5950-01-422-1361
NSN 6130-01-417-5229
NSN 5945-00-684-8160
NSN 5895-00-788-5496
NSN 6320-01-350-0320
NSN 5998-00-228-8018
NSN 5965-01-541-9336
NSN 6130-01-050-7036