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 5910-01-481-6458
NSN 6610-01-653-8458
NSN 5915-01-138-7292
NSN 4140-00-501-7833
NSN 5930-01-452-6710
NSN 5915-01-539-5928
NSN 5935-01-443-3959
NSN 6220-00-133-3317
NSN 5996-00-964-5229
NSN 6150-01-100-9859
NSN 5999-01-244-0564
NSN 6110-01-591-3036