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 5960-00-314-0991
NSN 5975-01-367-6059
NSN 5905-01-323-5772
NSN 6150-01-091-1485
NSN 5999-00-816-9670
NSN 6220-01-035-9593
NSN 5996-01-437-6577
NSN 5835-01-310-3846
NSN 5915-01-643-0094
NSN 5945-00-276-9274
NSN 5960-01-496-7837
NSN 5996-00-296-3119