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 5910-01-375-6036
NSN 6650-00-382-6080
NSN 6130-01-513-9726
NSN 5996-00-498-0305
NSN 6620-00-286-5721
NSN 6135-00-062-5080
NSN 7035-00-104-7613
NSN 5960-00-840-7103
NSN 4140-00-083-1121
NSN 5910-01-260-1816
NSN 6110-01-120-1666
NSN 5998-01-221-7642