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 6240-00-865-3257
NSN 5935-01-412-0701
NSN 6620-01-174-4956
NSN 6110-01-411-2920
NSN 6135-01-594-6107
NSN 5945-01-534-3664
NSN 5990-01-293-4817
NSN 7035-01-543-8647
NSN 6240-00-113-8820
NSN 6240-00-084-0176
NSN 5930-00-070-0751
NSN 6645-00-089-3154