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 5925-01-307-0693
NSN 6650-00-197-7563
NSN 5930-01-604-4146
NSN 6145-01-409-1685
NSN 6650-01-585-1716
NSN 5925-01-629-8385
NSN 6150-01-105-6627
NSN 5855-00-327-2112
NSN 6320-01-198-4024
NSN 2925-01-197-7864
NSN 5910-00-287-3258
NSN 6110-01-449-0150