The exact number of aircraft completed by OGMA is a point of contention but it is probable that 138 D.5 aircraft were completed with one kit becoming a test airframe and two kits remaining as a source of spares.
There is some disagreement about the total number of aircraft built by OGMA, but it is likely that around 138 D.5 models were produced, with one serving as a prototype and two others used for spares.