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 2925-01-191-9668
NSN 5855-01-398-9548
NSN 5895-01-492-6790
NSN 5945-01-376-4158
NSN 4140-01-065-1884
NSN 6620-01-475-4717
NSN 5895-01-486-6829
NSN 6685-01-097-9062
NSN 6610-01-423-9219
NSN 5998-00-336-2396
NSN 4140-00-142-2491
NSN 5945-00-952-2511