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 5990-01-449-7090
NSN 6105-00-288-5872
NSN 7035-01-390-1132
NSN 6610-01-460-2785
NSN 6320-01-239-7647
NSN 2925-01-185-9144
NSN 5835-01-588-6533
NSN 2925-01-203-0493
NSN
NSN 6110-01-452-3882
NSN 7035-00-703-3535
NSN 5960-00-561-8230