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 6645-00-175-8156
NSN 5915-01-457-9126
NSN 5930-00-189-4097
NSN 5945-01-110-4701
NSN 5985-01-536-4286
NSN 5945-01-154-8837
NSN 6145-01-634-0388
NSN 5999-01-180-8952
NSN 5920-01-082-4375
NSN 6645-01-284-3598
NSN 5895-01-229-1648
NSN 6105-00-527-7702