From FAA DRS. DRS record last changed December 6, 2025.
What it approves
Installation of dual Collins FD-109 Flight Director Systems, dual Collins low range radio altimeters, wiring provision for Collins 54W-IC, comparator warning system No. 2 ITT AFN 3544 DME, and navigation switching.
ADs that name this STC · 0
An AD can apply because an STC is installed, or mention one in its text.