STC SA12011DE

SA12011DE Southeast Aerospace 1399 General Aviation Dr.

Melbourne, FL 32935 Part 23 Title 14 CFR A37CE Textron Aviation, Inc 208, 208B

1. This STC is applicable to all serial numbers for the Textron Aviation, Inc. 208 and 208B.

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

3. 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.

Continued on Page 3 or 3 04/04/2023 05/15/2025 04/11/2025 for Manager, West Certification Branch 3 Installation of Mission Equipment, including consoles and turret mounts, in accordance with Document Number E-SE-23-0002, Master Drawing List, Revision J, dated April 9, 2025, FAA approved April 11, 2025, or later FAA approved revisions. Document Number E-SE-23-0008, Instructions for Continued Airworthiness (ICA), Revision A, dated December 27, 2024, FAA accepted April 11, 2025, or later FAA accepted revision is required to be made available at installation. Document Number E-SE-23-0009, FAA approved Flight Manual Supplement, Revision IR, dated January 9, 2025, FAA approved April 11, 2025, or later FAA approved revision is required for this installation.

SA12011DE 3

SA12011DE Limitations and Conditions Continued:

4. The FAA has not certified the equipment for which these provisions are intended. Additional FAA approval is required to install this equipment. The FAA must evaluate the installation to ensure it complies with the applicable airworthiness standards

5. The aircraft is not approved for Flight into Known Icing when external features defined by this STC are installed.

When the external mount is removed, no restrictions beyond the baseline limitations of the Cessna 208/208B will be imposed for Flight into Known Icing.

6. The side arm mount is not compatible with the Cessna 208/208B rear baggage area bench seat, if present.

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, Inc. 208 and 208B Mission Equipment is as follows:

a. The type certification basis for Textron Aviation, Inc. 208 and 208B is shown on TCDS A37CE 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, April 4, 2023, is based upon 14 CFR Part 23, effective February 1, 1965 plus Amendments 23-1 through 23-28.

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 this modification was determined to be:

Regulations at latest amendment; None.

Regulations at an intermediate amendment; None

Regulations at the amendment level in TCDS A37CE;

14 CFR Sections: 21.93(b) Amdt. 21-81; 23.23 Amdt. 23-17; 23.25 Amdt. 23-21; 23.29 Amdt. 23-21; 23.49(a),(b)

(1),(c),(d) Amdt. 23-21; 23.51(c)(2)(e) Amdt. 23-21; 23.65(a) Amdt. 23-21; 23.75 (b) Amdt. 23-21; 23.77 (b) Amdt. 23-21; 23.141 Amdt. 23-17; 23.143 Amdt. 23-17; 23.161(a),(b),(c ) Amdt. 23-21; 23.171 Amdt. - ; 23.173 Amdt. 23-14; 23.175 Amdt. 23-21; 23.177 (a) Amdt. 23-21; 23.181 Amdt. 23-21; 23.201 Amdt. 23-14; 23.203 Amdt. 23-14; 23.207 Amdt. 23-7; 23.221 Amdt. 23-7; 23.251 Amdt. - ; 23.301 (a),(b), (c ) Amdt. 23-28; 23.303 Amdt. - ; 23.305 (a),(b) Amdt. - ; 23.307 (a) Amdt. - ; 23.321 (a), (b) Amdt. - ; 23.333 (a),(b),(c ) Amdt. 23-7;

23.337 (a)(1),(b)(1) Amdt. 23-7; 23.341 Amdt. 23-7; 23.561(e) Amdt. 23-7; 23.601 Amdt. - ; 23.603 Amdt. 23-23;

23.605 (a) Amdt. 23-23; 23.607 Amdt. 23-17; 23.609 Amdt. - ; 23.611 Amdt. 23-7; 23.613 Amdt. 23-23; 23.619 Amdt. 23-7; 23.623 Amdt. 23-7; 23.625 (a), ( c) Amdt. 23-7; 23.785 (j) Amdt. 23-23; 23.807 (b)(1) Amdt. 23-10;

23.853 (a) Amdt. 23-25; 23.867 (a),(b) Amdt. 23-7; 23.1447 (b),(c ) Amdt. 23-20; 23.1501 Amdt. 23-21; 23.1519 Amdt. - ; 23.1529 Amdt. 23-26; 23.1541 (a), (b) Amdt. 23-21; 23.1557 (a) Amdt. 23-23; 23.1581 Amdt. 23-21;

23.1583 (a), (c ) (1) Amdt. 23-23; 23.1587 (a)(5)(7) Amdt. 23-28; 23.1589 Amdt. 23-13

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