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 6240-00-959-7025
NSN 6685-01-536-9441
NSN 5985-01-642-0786
NSN 6650-01-648-1864
NSN 5965-01-418-1760
NSN 5915-01-496-8425
NSN 5990-01-517-1909
NSN 5930-01-195-2332
NSN 5910-00-388-6737
NSN 5945-01-029-1047
NSN 5996-00-772-9389
NSN 5998-00-658-3303