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 5996-01-445-5528
NSN 5835-00-711-3371
NSN 5925-00-606-6529
NSN 5998-01-029-8513
NSN 5895-00-123-0354
NSN 6685-00-670-4118
NSN 6610-00-670-7803
NSN 5960-00-312-7868
NSN 6110-01-534-1116
NSN 5935-00-674-0356
NSN 5975-01-645-9285
NSN 6110-00-172-6126