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 5895-01-542-8209
NSN 5925-01-100-3574
NSN 5930-01-411-8529
NSN 6620-00-568-3947
NSN 5835-00-341-5441
NSN 6110-00-099-7113
NSN 5996-00-205-2933
NSN 5925-01-511-0220
NSN 5985-01-631-5552
NSN 5998-00-166-2746
NSN 6220-01-275-5779
NSN 5945-01-068-9973