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 5895-01-097-0455
NSN 6105-00-123-3018
NSN 5895-00-226-6901
NSN 5950-00-903-3083
NSN 6645-00-449-2651
NSN 5950-01-631-3711
NSN 6620-00-527-9280
NSN 5895-00-292-2872
NSN 5920-00-009-3297
NSN 5960-01-516-7264
NSN 6135-01-235-4168
NSN 5998-00-926-3730