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 6610-01-250-2811
NSN 5985-01-250-1307
NSN 6650-01-531-6738
NSN 6150-00-135-7816
NSN 4140-00-256-1471
NSN 5998-01-029-8115
NSN 5996-01-083-0642
NSN 5975-01-245-9429
NSN 6110-00-213-1287
NSN 6130-00-456-0206
NSN 6685-00-432-6467
NSN 5960-00-315-0358