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 5945-01-253-5519
NSN 6320-01-425-1417
NSN 5996-01-209-0198
NSN 5895-01-629-0215
NSN 6110-00-842-5722
NSN 6610-01-297-9439
NSN 6685-01-193-1733
NSN 5990-01-372-1642
NSN 5998-01-151-6153
NSN 5990-01-021-7303
NSN 6110-01-101-2918
NSN 4140-01-494-9209