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 5915-01-442-9231
NSN 5960-00-266-6741
NSN 6685-01-457-1389
NSN 5999-01-427-3702
NSN 5960-00-505-1577
NSN 6610-01-032-5335
NSN 6650-01-164-5873
NSN 5960-00-422-3197
NSN 5950-01-214-5002
NSN 5985-01-542-8791
NSN 5960-01-632-6576
NSN 5998-00-254-1934