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 4140-00-296-9695
NSN 5910-01-333-1196
NSN 6220-01-154-1595
NSN 5975-01-170-1282
NSN 5990-01-147-5225
NSN 4140-00-458-3327
NSN 5996-00-336-3046
NSN 7035-00-349-8571
NSN 4140-00-853-2138
NSN 5925-01-649-3392
NSN 5925-01-634-0664
NSN 5990-01-026-9286