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 5945-01-422-7642
NSN 5855-00-361-0167
NSN 5975-00-141-0531
NSN 5925-01-336-1928
NSN 5996-01-120-7590
NSN 5999-00-944-9911
NSN 5835-00-973-6828
NSN 5985-01-441-2998
NSN 5990-00-868-3413
NSN 5999-01-173-4924
NSN 6320-01-046-5228
NSN 6105-01-155-0160