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 5895-00-753-5349
NSN 6620-01-166-4893
NSN 6645-01-250-5154
NSN 5855-00-472-2055
NSN 5975-01-057-1170
NSN 6110-00-807-2501
NSN 6650-00-610-3956
NSN 5920-00-841-6375
NSN 5950-01-512-9099
NSN 5930-01-508-6931
NSN 5925-01-097-1748
NSN 5975-00-269-8391