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 5915-00-058-4982
NSN 5960-00-592-4118
NSN 6685-01-633-4349
NSN 5835-00-155-1379
NSN 5999-01-255-5570
NSN 6620-00-912-9623
NSN 7035-01-647-1561
NSN 6685-01-542-8635
NSN 6240-01-253-0687
NSN 6620-01-468-0362
NSN 6240-01-158-5664
NSN 6135-01-238-2878