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 6135-01-434-4470
NSN 5950-00-699-6931
NSN 6145-00-661-0192
NSN 5950-01-135-4048
NSN 5975-01-085-5824
NSN 5950-01-426-6846
NSN 5998-00-068-3864
NSN 6105-00-753-8756
NSN 6240-00-284-1457
NSN 6145-00-493-4073
NSN 5920-01-612-9019
NSN 5935-01-133-5281