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 5855-00-149-0766
NSN 6620-00-695-6078
NSN 6135-01-472-9011
NSN 5915-01-465-5801
NSN 5935-00-936-3680
NSN 5910-01-251-5010
NSN 5975-01-347-5452
NSN 5950-01-046-0387
NSN 5925-00-048-5253
NSN 5965-00-153-5216
NSN 6650-00-693-2955
NSN 5990-01-647-4669