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 5950-00-157-0805
NSN 5990-01-503-9804
NSN 5960-00-892-3809
NSN 6220-00-998-6142
NSN 5965-01-560-5409
NSN 6320-01-549-7201
NSN 6110-01-169-6222
NSN 5998-01-323-6597
NSN 5990-01-261-2962
NSN 5920-01-414-2393
NSN 5950-01-364-5278
NSN 5855-00-100-9003