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 5950-01-318-4451
NSN 5945-01-484-3350
NSN 6145-01-580-7011
NSN 5950-01-545-2908
NSN 6220-01-074-9657
NSN 5965-01-435-1894
NSN 6110-00-225-9021
NSN 6685-01-272-5954
NSN 6145-00-902-1410
NSN 5960-00-960-6805
NSN 5999-01-353-2989
NSN 5855-00-532-0025