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 spark-ignition internal combustion piston engines, nesoi
NSN 5930-01-364-2178
NSN 6610-00-225-9886
NSN 5960-01-100-7381
NSN 6135-01-187-4382
NSN 5905-00-211-4320
NSN 6685-00-147-6759
NSN 5925-00-080-5044
NSN 5895-01-054-3799
NSN 6620-00-829-1860
NSN 5999-00-180-4282
NSN 6685-01-625-1320
NSN 5950-01-166-0707