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 5945-01-541-4827
NSN 5960-01-564-5044
NSN 5950-00-244-7208
NSN 2925-00-740-7029
NSN 5999-01-322-9511
NSN 6645-01-329-2363
NSN 5965-00-594-3115
NSN 5999-01-463-7443
NSN 6650-01-500-9638
NSN 6685-01-211-2141
NSN 6620-00-753-0745
NSN 6685-00-248-4016