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 for spark-ignition internal combustion piston engines, nesoi
NSN 6135-01-455-7947
NSN 5930-01-526-7857
NSN 2925-01-370-6898
NSN 5985-01-487-7417
NSN 5950-00-459-7875
NSN 6110-01-194-2217
NSN 5975-01-590-2768
NSN 5930-01-181-1151
NSN 5930-01-472-2947
NSN 6110-00-806-3151
NSN 5998-01-278-4829
NSN 5920-00-521-8331