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 6610-01-619-3928
NSN 6220-01-658-4536
NSN 6145-01-303-2661
NSN 5930-01-543-7405
NSN 5960-00-053-2030
NSN 7035-01-623-4987
NSN 6620-01-346-9340
NSN 2925-00-105-3907
NSN 5920-01-252-8596
NSN 5930-01-045-9469
NSN 5915-00-734-4399
NSN 5975-00-384-8077