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 5895-01-407-5174
NSN 5945-01-620-6402
NSN 5925-01-363-9925
NSN 6150-00-348-6443
NSN 6105-00-907-8170
NSN 6610-00-111-7312
NSN 5999-01-043-1889
NSN 5930-01-367-1857
NSN 5910-01-605-3393
NSN 5990-01-417-4402
NSN 5975-01-236-3354
NSN 5996-01-307-9903