STC SA11221SC

SA11221SC BHE & Associates, Ltd.

12002 Warfield St. Suite 250 San Antonio, Texas 78216 Part 23 Code of Federal Regulations A00010WI Textron Aviation 390 Installation of Rockwell Collins Pro Line 21 update to include optional Automatic Dependent Surveillance Broadcast (ADS-B) out with flight ID and optional Synthetic Vision System (SVS) and optional 3rd VHF datalink to support Controller Pilot Datalink Communication (CPDLC) in accordance with Master Data List 575-00-0001, revision IR, dated 08/28/2017 or later approved FAA revision; Airplane Manual Supplement 575-00-0055, revision IR, dated 08/23/2017 and or Airplane Flight Manual Supplement 575-00-0088, (Continued on Page 3 of 3)

1. The installer must determine whether this design change is compatible with previously approved modifications.

(Continued on Page 3 of 3) June 14, 2017 August 29, 2017 April 26, 2018, April 27, 2022 VT DRB Aviation Lead ODA Administrator ODA-831473-SW 3

SA11221SC 3

SA11221SC (Continued from Description of Type Design Change Page 1 of 3):

revision IR dated 03/06/2018 for optional FMSv4.2, or later approved FAA revision(s);

and Instructions for Continued Airworthiness 575-00-0056, revision IR, dated 08/04/2017 or later FAA accepted.

(Continued from Limitations and Conditions Page 1 of 3):

2. If the holder agrees to permit another person to use this certificate to alter a product, the holder must give the other person written evidence of that permission.

3. Must have factory installed Rockwell Collins Pro Line 21.

New Certification Basis: Based on 14 CFR § 21.115 and 21.101 and the FAA policy for significant changes in FAA Order 8110.48, the certification basis for the Textron Aviation 390 modified by the Rockwell Collins Pro Line 21 update to include optional Automatic Dependent Surveillance Broadcast (ADS-B) out with flight ID, optional Synthetic Vision System (SVS) and optional 3rd VHF datalink to support Controller Pilot Datalink Communication (CPDLC).

a. The type certification basis for Textron Aviation 390 airplane is shown on TCDS A000101WI for parts not changed or not affected by the change.

b. The certification basis for parts changed or affected by the change since the reference date of application, 14 June 2017, include:

Regulations at the latest amendment 23-0 through 23-63:

14 CFR § 23.23(b), 23.571(a)(c), 23.1306(a)(b), 23.1308(a)(b)(c)

Regulations at an intermediate amendment:

Nil

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