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 5835-01-468-6170
NSN 5835-00-491-3834
NSN 5895-00-287-5506
NSN 5985-00-202-1104
NSN 5990-00-132-6430
NSN 6620-01-659-1256
NSN 6650-01-577-1304
NSN 5985-01-038-0213
NSN 6685-00-190-2025
NSN 6130-01-041-9509
NSN 5985-01-238-0530
NSN 6645-01-103-0901