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 5990-01-066-5227
NSN 6685-00-812-9035
NSN 5960-00-573-8985
NSN 5998-00-625-9196
NSN 6105-01-200-3544
NSN 6610-01-437-2506
NSN 5998-00-419-0425
NSN 6110-00-518-2998
NSN 5975-01-178-8655
NSN 6105-01-441-5509
NSN 6650-01-063-8356
NSN 5990-01-272-4091