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 5996-01-398-8197
NSN 6220-01-340-0771
NSN 6145-01-495-0942
NSN 5915-00-514-2098
NSN 5935-01-510-4251
NSN 5835-01-008-2161
NSN 5999-01-485-8805
NSN 5999-01-159-9946
NSN 5835-00-198-4936
NSN 5985-00-301-0226
NSN 2925-01-034-8948
NSN 6685-01-025-6765