ICM 1/48 Bristol Beaufort Mk.I British dominions Air Force 48312Bristol Beaufort Mk. I WWII British dominions Air Force The Bristol Beaufort torpedo bomber, which was widely used in the RAF Coastal Command, was also a part of the air units of the British Dominion countries. Thus, in August 1941, the 489th squadron was formed from pilots of the Royal New Zealand Air Force (RNZAF). They received several Bristol Beaufort Mk. I, which operated until the winter of 1942. In late 1941, 18 Beaufort Mk. I aircraft were