What component is this? Royal 283
It is an "axial-lead cement wirewound resistor" rated at 3W. Resistance is 0.22\$\Omega\$ +/-5%. Here is a datasheet.
I've been in their factory. ;-)
It is a 0.22 Ohm power resistor 3Watts
It might be a 220 mΩ, 3 W power resistor.