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 6135-00-128-1633
NSN 5915-00-244-1702
NSN 6110-01-430-5015
NSN 2925-00-911-4872
NSN 5960-01-303-5884
NSN 6645-01-537-3114
NSN 6130-01-067-0251
NSN 4140-01-140-9727
NSN 6105-01-278-9220
NSN 5935-01-406-8208
NSN 6620-00-401-4988
NSN 6130-01-605-0942