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 5990-01-148-5326
NSN 5935-01-628-6362
NSN 5835-01-125-0303
NSN 5910-00-570-0348
NSN 5910-01-613-8842
NSN 6145-00-909-0614
NSN 5915-00-257-3178
NSN 5945-01-422-1080
NSN 5996-00-960-0103
NSN 6135-00-767-0331
NSN 4140-01-568-6065
NSN 6135-00-269-5843