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 6105-01-040-9677
NSN 5915-01-481-3999
NSN 2925-01-047-9189
NSN 5950-01-511-4696
NSN 5950-01-193-1009
NSN 5920-00-404-1078
NSN 6135-01-079-7852
NSN 5925-01-125-5078
NSN 2925-00-964-7128
NSN 5960-00-683-7476
NSN 6650-01-202-0596
NSN 5925-01-398-1856