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 6130-00-860-9651
NSN 5975-00-686-2541
NSN 6650-00-944-1399
NSN 5985-00-708-2193
NSN 5895-00-617-6340
NSN 5960-01-347-0751
NSN 6610-00-578-6790
NSN 4140-00-912-1904
NSN 5910-01-226-3434
NSN 6650-01-005-8570
NSN 5855-00-198-3197
NSN 6620-01-155-6564