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 5945-00-550-0000
NSN 6645-00-947-0625
NSN 6650-01-627-5855
NSN 5920-01-564-8486
NSN 6145-01-415-1263
NSN 6110-00-967-9007
NSN 6105-01-104-4495
NSN 5945-00-347-5153
NSN 6610-00-570-9091
NSN 5996-01-380-3188
NSN 5920-01-076-7045
NSN 6105-00-117-3966