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 5990-01-233-4178
NSN 5905-00-874-3086
NSN 5855-01-627-0837
NSN 5975-00-203-1265
NSN 6150-00-932-3498
NSN 6620-00-035-5813
NSN 6240-00-553-8891
NSN 5835-01-359-2575
NSN 5935-01-629-1518
NSN 6650-01-633-9147
NSN 6135-01-437-7741
NSN 5835-01-544-2035