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 5945-01-562-6455
NSN 6240-01-364-8696
NSN 6645-01-481-9834
NSN 5996-01-431-7013
NSN 6320-00-369-1333
NSN 5950-01-591-8151
NSN 6650-01-123-1091
NSN 5835-01-508-2528
NSN 6645-00-915-1817
NSN 6110-01-049-1015
NSN 6685-01-464-3766
NSN 6685-00-816-1234