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 5895-01-314-8669
NSN 6620-01-141-5747
NSN 5950-01-309-9802
NSN 5945-00-502-9644
NSN 5996-00-859-3188
NSN 5910-00-082-0495
NSN 5990-00-837-4312
NSN 6135-01-487-6275
NSN 5965-01-288-0721
NSN 5998-01-661-1975
NSN 6620-01-209-6909
NSN 4140-00-908-2763