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 6240-01-598-3969
NSN 6220-00-460-0615
NSN 6620-00-524-9588
NSN 5950-01-156-3719
NSN 6645-01-331-5674
NSN 6150-01-254-7931
NSN 6150-01-065-1023
NSN 6610-01-334-8883
NSN 5935-01-044-5741
NSN 5965-00-119-6207
NSN 6610-00-536-4977
NSN 6620-00-081-7899