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 compression-ignition internal combustion piston engines (diesel), nesoi
NSN 5835-01-456-3922
NSN 5915-01-511-1024
NSN 6145-01-287-9251
NSN 7035-01-260-9543
NSN 6105-01-629-8137
NSN 6320-00-432-2772
NSN 6105-00-246-5311
NSN 6620-01-076-1340
NSN 5895-01-513-9260
NSN 6320-01-253-9585
NSN 6240-01-527-5704
NSN 6240-00-174-1991