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 6240-01-226-8097
NSN 7035-01-656-3538
NSN 7035-01-048-7122
NSN 5835-01-461-8184
NSN 5925-00-816-4725
NSN 5975-01-508-8887
NSN 6145-01-523-0980
NSN 5990-01-183-6478
NSN 5999-00-216-7431
NSN 4140-00-193-8879
NSN 6610-00-317-5860
NSN 6620-01-085-8688