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 4140-01-287-9927
NSN 7035-01-451-3328
NSN 6240-01-326-1244
NSN 6650-01-010-4204
NSN 5999-00-887-0196
NSN 5996-00-073-6999
NSN 5945-00-946-3650
NSN 6135-01-142-6456
NSN 6240-00-431-4372
NSN 5975-01-289-1206
NSN 5965-00-393-1294
NSN 5999-00-375-0180