From FAA DRS. DRS record last changed December 5, 2025.
What it approves
Installation of a 'R S W' blade thrust bearing assembly in all D-shank blades of counterweight type propellers. (2D 30) (23D 40) (12D 40) (22D 40) (3D 450) (24D 50)
ADs that name this STC · 0
An AD can apply because an STC is installed, or mention one in its text.