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 5915-01-444-4069
NSN 6220-00-825-1808
NSN 6650-01-571-7122
NSN 5835-00-905-7165
NSN 6320-01-056-1164
NSN 5990-00-914-1586
NSN 6105-01-088-3047
NSN 5990-01-054-4255
NSN 5930-01-272-9331
NSN 4140-00-654-9146
NSN 6150-01-338-6154
NSN 6645-00-372-2618