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 6130-00-178-0716
NSN 6320-00-358-1946
NSN 5855-01-184-8089
NSN 5835-00-419-0575
NSN 6130-01-602-2417
NSN 5985-01-083-7340
NSN 5990-01-312-2638
NSN 5895-01-358-6897
NSN 5895-00-806-8518
NSN 6220-01-312-7487
NSN 5915-01-608-4449
NSN 6110-01-463-3155