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 5895-01-442-6518
NSN 6645-00-544-2578
NSN 5990-00-004-4158
NSN 5930-01-216-5370
NSN 6685-00-960-7667
NSN 5985-00-325-3119
NSN 6130-01-494-2739
NSN 5905-00-140-5429
NSN 5935-00-579-5638
NSN 5905-01-100-3802
NSN 5960-01-331-3817
NSN 4140-00-857-9970