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 5990-01-311-7491
NSN 6645-01-649-8227
NSN 6110-00-372-4780
NSN 6645-01-157-9080
NSN 5990-01-465-9235
NSN 5975-01-502-6167
NSN 6645-01-019-6920
NSN 7035-00-096-9986
NSN 6620-00-583-2687
NSN 5835-00-269-2232
NSN 6150-00-201-9583
NSN 5855-01-020-7982