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 6145-01-507-1649
NSN 6645-01-170-9969
NSN 6650-00-181-8376
NSN 5996-00-114-1799
NSN 6145-01-414-1493
NSN 5965-01-462-2291
NSN 5930-00-936-1762
NSN 5905-01-317-2502
NSN 5998-01-391-3047
NSN 6320-00-931-4855
NSN 6610-01-484-3161
NSN 5915-01-249-6448