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 6620-00-075-6667
NSN 6685-01-303-6512
NSN 6150-01-020-8983
NSN 4140-01-175-0919
NSN 5960-01-276-7836
NSN 5960-00-802-2965
NSN 6130-01-535-4008
NSN 4140-00-826-9031
NSN 5835-01-281-7281
NSN 6130-01-016-2860
NSN 6620-01-562-0615
NSN 6645-01-528-7152