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 6610-01-331-4174
NSN 6685-00-108-6374
NSN 5985-01-311-7577
NSN 6110-01-340-4124
NSN 5895-00-523-4745
NSN 5990-00-689-5736
NSN 5996-01-356-7346
NSN 5935-00-528-6926
NSN 5835-00-554-0399
NSN 5965-01-142-8044
NSN 6620-01-222-8820
NSN 6240-00-300-9883