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 5945-01-312-2142
NSN 6650-01-127-9518
NSN 5996-01-108-4306
NSN 5935-01-544-4863
NSN 6110-01-202-8896
NSN 6320-00-270-8222
NSN 5998-00-405-7029
NSN 5998-01-132-9767
NSN 5925-01-368-6790
NSN 5930-01-505-5368
NSN 5999-01-533-8085
NSN 6150-01-251-5644