STC ST11873SE

ST11873SE AeroMech Incorporated 1604 Hewitt Avenue, Suite 505 Everett, WA 98201 Part 25 Title 14, Code of Federal Regulations T00007WI Textron Aviation Inc.

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

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

See continuation sheet 3 April 11, 2024 May 13, 2025 February 26, 2025 ODA Administrator 5 Installation of Starlink Aviation System in accordance with the Required Data:

1. Master Drawing List (MDL) AM0397-DL01-00, Revision B, dated 19 Februrary 2025 or later FAA-approved revision.

2. Airplane Flight Manual Supplement (AFMS) AM0397-FM01-00, Revision IR, dated 09 February 2025, or later FAA approved revision.

ST11873SE May 13, 2025 5

ST11873SE May 13, 2025 Description of Type Design Change Continued:

3. Instructions for Continued Airworthiness AM0397-IC01-00, Revision -, Dated 19 February 2025 or later FAA accepted revision.

Limitation and Conditions Continued:

3. A copy of this certificate must be maintained as part of the permanent records of the modified aircraft.

4. There are no new (or changed) airworthiness limitations associated with the type design change.

5. Operational approval to permit use of Portable Electronic Devices (PED) is not part of this STC.

6. The system is intended to provide non-essential, non-required internet connection and email services to the airplane's cabin using portable electronic devices (PEDs). Any other intended function of this equipment will require a re-examination of the certification basis.

7. This STC is applicable to all serial numbers for Textron Aviation, Inc. 750 series aircraft.

Certification Basis:

Based on 14 CFR §21.115 and §21.101, and the FAA policy for changed aeronautical products in FAA Order 8110.48, the type certification basis for this modification is as follows:

1. For parts not changed or not affected by this modification see the original certification basis for the Textron Aviation Inc. 750 series aircraft shown on TCDS T00007WI, Revision 19.

2. For parts changed or affected by this modification since the reference date of application, November 4, 2024 the certification basis is as follows:

See continuation sheets 4 and 5.

(Continuation Sheet) Number

FAA 8110-2 (

10/24 )

ST11873SE May 13, 2025 Certification Basis continued:

Equivalent Level of Safety:

ELOS Memorandum No. AMI-PRG-0397-01-T-25.251 Equivalent Level of Safety Finding for Vibration and Buffeting Requirements for 14 CFR 25.251(b) [Amdt. 25-77].

Regulations complied with through amendment 25-0:

14 CFR §25.1; 25.23; 25.31; 25.123(b); 25.601; 25.609(a)(b); 25.623; 25.1301; 25.1541(a)(1)

(b); 25.1555(a) Regulations complied with through amendment 25-4:

14 CFR §25.771(a) Regulations complied with through amendment 25-23:

14 CFR §25.301(a)(b); 25.303; 25.337(a)(b)(c); 25.581 Regulations complied with through amendment 25-41:

14 CFR §25.1309(a)(b)(d)(g) Regulations complied with through amendment 25-42:

14 CFR §25.1501 Regulations complied with through amendment 25-46:

14 CFR §25.603(a)(b)(c); 25.605(a); 25.777(a); 25.789(a) Regulations complied with through amendment 25-54:

14 CFR §25.1529 Regulations complied with through amendment 25-63:

14 CFR §25.25 Regulations complied with through amendment 25-64:

14 CFR §25.561(a)(b)(3)(c) Regulations complied with through amendment 25-72:

14 CFR §25.365(a)(b)(d); 25.571(a)(b)(e)(1); 25.625(a)(b)(c); 25.853(a); 25.869(a)(4);

25.1307(c); 25.1351(a); 25.1419(a); 25.1581 See continuation sheet 5.

(Continuation Sheet) Number

FAA 8110-2 (

10/24 )

ST11873SE May 13, 2025 Certification Basis continued:

Regulations complied with through amendment 25-77:

14 CFR §25.251(a)(b)(c)(d); 25.629 Regulations complied with through amendment 25-86:

14 CFR §25.305(a)(b)(f); 25.321; 25.333(a); 25.341(a) Regulations complied with through amendment 25-92:

14 CFR §25.101; 25.115(b) Regulations complied with through amendment 25-105:

14 CFR §25.1585(a)(1)(2) Regulations complied with through amendment 25-108:

14 CFR §25.119(a); 25.121; 25.1587 Regulations complied with through amendment 25-112:

14 CFR §25.613(a)(b) Regulations complied with through amendment 25-113:

14 CFR §25.1431(a)(c)(d) Regulations complied with through amendment 25-123:

14 CFR §25.611(a); 25.899; 25.1353(a)(c); 25.1357(a)(c) Regulations complied with through amendment 25-130:

14 CFR §25.1583 Regulations complied with through amendment 25-137:

14 CFR §25.1302(a)(b) Regulations complied with through amendment 25-139:

14 CFR §25.307(a) Regulations complied with through amendment 25-140:

14 CFR §25.21 Regulations complied with through amendment 25-148:

14 CFR §25.903(c) Regulations complied with through amendment 25-152:

14 CFR §25.901(c) END 5 5 Add Page