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 5935-01-339-6136
NSN 6145-01-183-7635
NSN 6610-01-294-5666
NSN 5985-00-931-2564
NSN 6130-01-157-8094
NSN 5935-01-356-0149
NSN 5996-00-508-0383
NSN 2925-00-480-1531
NSN 6620-00-952-9844
NSN 5945-01-571-8903
NSN 6620-00-257-2783
NSN 5998-01-234-1842