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 5855-01-573-4289
NSN 5935-00-013-9036
NSN 2925-01-179-7795
NSN 6150-00-433-8831
NSN 5910-01-188-2738
NSN 5910-01-592-3861
NSN 5990-01-209-3955
NSN 6220-00-051-4198
NSN 4140-01-526-4090
NSN 5990-01-240-7288
NSN 6145-00-909-0614
NSN 5930-01-429-8988