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 6110-01-049-8897
NSN 5990-00-830-5051
NSN 4140-00-823-9194
NSN 6145-01-267-7458
NSN 6645-01-567-2968
NSN 5930-00-558-0095
NSN 6220-01-552-0808
NSN 6685-00-183-9341
NSN 6220-00-419-0635
NSN 4140-01-300-5338
NSN 5835-00-554-0399
NSN 6105-01-088-7044