From FAA DRS. DRS record last changed December 5, 2025.
What it approves
Lower forward longeron reinforce- ment by adding tubing in trangle shape outboard between fore and aft wing spar root attach fittings and modifying wing root rib to fit over modified longeron.
ADs that name this STC · 0
An AD can apply because an STC is installed, or mention one in its text.