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 5910-01-316-1981
NSN 5999-01-510-7944
NSN 5895-01-508-7733
NSN 4140-00-753-6888
NSN 6610-00-993-1485
NSN 5925-01-607-7712
NSN 5925-01-473-1924
NSN 5895-01-344-1080
NSN 5960-00-840-7103
NSN 6105-01-014-1962
NSN 5950-00-596-8102
NSN 5985-00-100-4134