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 spark-ignition internal combustion piston engines, nesoi
NSN 6320-00-905-0543
NSN 6105-01-204-2920
NSN 5985-01-166-7851
NSN 6645-01-598-3976
NSN 6645-01-305-9135
NSN 5996-01-076-2938
NSN 5998-00-661-0380
NSN 6105-00-081-7880
NSN 6240-00-907-3371
NSN 5998-01-201-3225
NSN 6240-01-146-2850
NSN 6645-01-514-6603