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 5950-01-441-2143
NSN 5855-00-879-7245
NSN 5998-01-160-3207
NSN 6685-00-901-2255
NSN 6130-00-378-9889
NSN 6620-01-023-9330
NSN 5999-01-538-8380
NSN 5930-00-292-1089
NSN 6220-01-124-8599
NSN 6645-01-447-4461
NSN 5920-00-090-6537
NSN 6240-00-677-0305