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 6240-01-564-3017
NSN 4140-01-599-0400
NSN 6320-01-390-2242
NSN 4140-01-507-9377
NSN 5965-01-481-6957
NSN 6220-00-896-6239
NSN 6220-01-094-1207
NSN 5990-00-085-4299
NSN 6320-00-036-3688
NSN 6110-00-064-0261
NSN 5965-00-113-9748
NSN 6320-00-358-1946