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 5920-01-512-8586
NSN 5975-01-591-5724
NSN 5998-01-152-0930
NSN 5855-00-149-0766
NSN 5996-01-024-9976
NSN 5855-01-495-1339
NSN 6110-00-919-4637
NSN 5915-00-190-6940
NSN 5950-01-243-9152
NSN 5905-00-626-2343
NSN 5925-01-369-9526
NSN 5975-00-899-4606