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 5950-01-265-1901
NSN 6135-01-142-2417
NSN 6620-01-646-2751
NSN 6150-00-141-8793
NSN 5999-01-146-9675
NSN 5930-01-441-1932
NSN 5925-00-964-4989
NSN 2925-00-078-0525
NSN 6110-00-102-7797
NSN 5935-00-900-4104
NSN 5855-01-290-3248
NSN 5985-00-215-7922