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 5920-00-438-4973
NSN 5998-01-616-8806
NSN 5910-01-148-6772
NSN 6150-01-567-2179
NSN 6620-01-203-3526
NSN 5999-00-143-1818
NSN 5965-01-023-6962
NSN 6650-00-842-5463
NSN 5975-01-472-9370
NSN 5998-01-307-4504
NSN 6610-01-464-3037
NSN 6130-01-508-5964