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 6240-01-367-1925
NSN 5965-00-840-6542
NSN 5945-00-917-2049
NSN 5920-01-315-6982
NSN 5895-01-029-5451
NSN 5905-01-276-0600
NSN 5975-00-179-4708
NSN 5999-00-584-1843
NSN 6135-01-544-8463
NSN 2925-01-331-5039
NSN 5935-01-102-3723
NSN 5985-00-785-0501