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 6105-00-639-6857
NSN 5960-01-216-7004
NSN 6620-01-500-9847
NSN 7035-00-117-0418
NSN 5996-00-400-2705
NSN 6685-01-357-0734
NSN 5945-01-173-0735
NSN 4140-01-185-6214
NSN 5990-01-423-8189
NSN 5910-00-623-8429
NSN 6320-00-977-3930
NSN 5935-01-634-0668