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 compression-ignition internal combustion piston engines (diesel), nesoi
NSN 4140-00-190-0162
NSN 6620-01-346-9340
NSN 5985-01-392-8337
NSN 6105-00-964-9786
NSN 5996-01-542-3047
NSN 6150-01-498-8443
NSN 5835-00-841-2650
NSN 6240-00-829-4179
NSN 6650-01-261-5239
NSN 6105-01-531-7141
NSN 5985-00-167-9819
NSN 5945-00-484-8033