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 5915-01-607-1997
NSN 6150-01-086-1973
NSN 5975-00-693-5922
NSN 2925-00-005-1618
NSN 5895-01-073-9689
NSN 7035-01-364-0286
NSN 6645-01-144-6415
NSN 6240-01-532-3744
NSN 6620-00-358-7160
NSN 5855-01-261-5495
NSN 5905-00-276-1918
NSN 5975-00-034-4243