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 5935-01-593-7421
NSN 5960-01-530-0581
NSN 5999-00-139-8778
NSN 5910-01-444-7828
NSN 5855-00-165-3093
NSN 5999-01-092-6817
NSN 6105-01-492-4471
NSN 6220-00-898-3503
NSN 4140-01-061-9849
NSN 6220-01-605-1346
NSN 6620-01-323-7620
NSN 6620-00-079-0311