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 5996-01-633-7979
NSN 5905-00-104-4874
NSN 5835-01-342-7975
NSN 6150-00-508-5096
NSN 5910-00-579-7752
NSN 5930-01-194-1235
NSN 6645-01-450-0809
NSN 5990-01-094-7740
NSN 6220-01-258-5315
NSN 6105-01-104-4495
NSN 2925-01-337-2508
NSN 5965-01-049-8307