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 6240-00-635-9953
NSN 5920-00-669-8538
NSN 5998-01-075-1990
NSN 5895-01-139-2961
NSN 5950-01-646-7192
NSN 2925-01-265-2853
NSN 6105-01-475-5546
NSN 5999-01-158-7133
NSN 5930-00-426-6439
NSN 5965-00-798-0318
NSN 6620-00-170-5296
NSN 6650-00-629-8027