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 5905-01-325-5206
NSN 6145-00-150-5049
NSN 6610-01-431-7840
NSN 6685-00-707-4842
NSN 5905-00-134-0499
NSN 5960-00-841-5884
NSN 6240-00-494-0927
NSN 6105-00-174-6633
NSN 5998-00-961-9553
NSN 5998-00-278-4481
NSN 6220-01-487-2229
NSN 5998-01-630-3608