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 6645-01-609-6255
NSN 5895-00-149-7905
NSN 5910-01-656-5929
NSN 5905-01-394-3728
NSN 6320-00-394-8458
NSN 5999-01-227-2526
NSN 5996-00-133-4321
NSN 6645-01-325-5605
NSN 5920-01-376-1438
NSN 5999-00-927-8454
NSN 6110-01-506-3405
NSN 5910-01-374-6363