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 6320-01-643-0850
NSN 5920-01-432-0499
NSN 5945-01-170-6308
NSN 5925-01-376-4153
NSN 6240-01-441-3606
NSN 5950-01-178-6306
NSN 6645-00-819-5045
NSN 5999-01-363-9936
NSN 5996-00-185-9376
NSN 6610-01-177-5033
NSN 6135-01-100-3593
NSN 5985-01-293-3356