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 5920-01-036-9781
NSN 5910-00-567-1365
NSN 5960-01-654-4353
NSN 5945-00-533-7229
NSN 5930-00-145-4759
NSN 2925-01-523-3607
NSN 6610-01-092-9846
NSN 5998-01-573-2924
NSN 6610-01-392-5555
NSN 6650-01-591-3342
NSN 5920-00-269-6178
NSN 2925-01-467-7672