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 6240-01-011-5549
NSN 5945-00-139-4392
NSN 5925-00-899-9904
NSN 6610-00-804-9039
NSN 6130-01-142-4375
NSN 5990-00-922-2449
NSN 6240-00-646-6931
NSN 2925-00-595-7525
NSN 6105-01-067-1632
NSN 5998-00-508-1863
NSN 6320-01-054-3046
NSN 5925-01-270-9992