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 6610-01-220-9986
NSN 7035-01-271-1643
NSN 5975-00-393-2097
NSN 5975-00-452-9315
NSN 6645-01-088-5244
NSN 5835-01-099-8702
NSN 6105-01-619-1646
NSN 5925-01-574-2972
NSN 6135-01-119-0720
NSN 5835-01-541-9991
NSN 6240-01-170-0704
NSN 5935-00-952-1720