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 2925-01-248-6028
NSN 6320-01-021-6633
NSN 4140-00-495-8704
NSN 5985-01-605-3663
NSN 6650-01-321-1684
NSN 6110-01-369-5561
NSN 6135-01-101-5039
NSN 5855-00-455-6070
NSN 5965-01-460-2766
NSN 5930-00-105-8203
NSN 5945-01-488-5602
NSN 5925-01-328-1287