Douglas Y10-43 Observation Scientific – 20 in wingspan


This is an intermediate skill-level stick & tissue rubber powered flying scale model.  Move rear rubber peg up to just before former 5 on fuselage side view and reinforce the Landing Gear attachment to the fuselage (See Tom Nallen Skiptown Tiger for example).  Fit removable noseblock/noseplug assembly and a modern 7-8 in plastic prop with 1 loop of 3/16 Tan rubber 22-24 inches long to start flight trimming.

Qualifies to fly in FAC Scale, FAC Simplified Scale, and FAC Golden Age Monoplane  events.


Full size model airplane construction plan shipped from original Golden Age Reproductions Plans inventory.   19 x 25 inch plan printed on 20# white bond paper.  1-5 plans shipped folded in envelope, >6 plans shipped rolled in tube.

Additional information

Weight .8 oz
Dimensions 25 × 19 × .01 in

You may also like…