A further two dozen or so OY-1's were converted to OY-2's in 1948 and 1949. The British Royal Air Force (RAF) procured 40 L-5s and 60 L-5Bs in 1944 and designated them Sentinel Is and Sentinel IIs respectively. These aircraft were used exclusively in the India-Burma theater of operations by SEAC communications and medical evacuation units.
In 1948 and 1949, a number of OY-1's were converted into OY-2's. The British Royal Air Force (RAF) purchased forty L-5s and sixty L-5Bs in 1944 and named them Sentinel Is and IIs respectively. These aircraft were used exclusively by SEAC communications and medical evacuation units during the India-Burma theater of operations.