Parts for marine engines, namely, ball rings for bearings for marine engines; grease rings being machine parts; piston rings; anti-pollution devices for motors and engines; anti-friction pads for machines; transmission shafts, other than for land vehicles; pumps as parts of machines, engines and motors; control and operating cables in the nature of metallic steering and clutch cables for machines, boat engines or motors; universal joints for machines, engines and motors, other than for land v...