STC SA04204NY

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SA04204NY Aerospace Design & Compliance LLC.

10 Corporate Circle, Suite 225 New Castle, Delaware 19720 23 Title 14 Code of Federal Regulations A24CE Textron Aviation Inc.

B300/B300C, 200, 200C, A200, B200/ B200C & B200GT/B200CGT Installation of Upper SATCOM Radome with documents:

(1) Aerospace Design & Compliance, LLC., Master Data List, B350-MDL-0029, Revision IR, dated 1/25/2021, or later FAA approved revisions.

(Description of Type Design Change Continued on Page 3 of 5)

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

(Limitations and Conditions Continued on Page 3 of 5) 09/12/2018 03/16/2022 01/25/2021 10/15/2021, 03/27/2023 ODA administrator, ODA-834634-NE 5

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Too (Name and address of transferee):

Date oI transfer:

SA04204NY 5

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nited States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SA04204NY Date of Amendment 03/27/2023 Description of Design Change (continued):

(2) Aerospace Design & Compliance, LLC., Instructions for Continued Airworthiness (ICA), Document 264-80, Revision D, dated 1/11/2021, or later FAA accepted revision applicable to Models B300/B300C; or Document 264-811, Revision A, dated 8/26/2021, or later FAA accepted revision applicable to Models 200, 200C, A200, B200/B200C & B200GT/B200CG. The ICA and its contents must be incorporated into the operator's maintenance program.

(3) AVCON Industries, Inc., Aircraft Flight Manual Supplement (AFMS), 06507100, Rev IR, dated 1/25/2021, or later FAA approved revision (not applicable to Models B300/B300C with 16,500 or 17,500 lbs MTOW); or 301-191 Revision IR, dated 24Mar2023, or later FAA approved revision (applicable to Models B300/B300C with 16,500 or 17,500 lbs MTOW only). The applicable AFMS is required and must be carried during all flights.

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. This STC is applicable to all serial numbers for the Make: Textron Aviation Inc.

Models: B300 & B300C aircraft with 15,000, 16,500, or 17,500 lbs MTOW and PT6A-60 Engines and Models: 200, 200C, A200, B200/B200C & B200GT/B200CGT.

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

Models B300 & B300C, 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 Make: Textron Aviation Inc. Models:

B300 & B300C aircraft is as follows:

---- Continued Page 4 of 5 ---- 35

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(1) The type certification basis for Make: Textron Aviation Inc. Models: B300 & B300C aircraft is shown on TCDS A24CE for parts not changed or not affected by the change.

(2) The certification basis for parts changed or affected by the change since the reference date of application 09/12/2018, is based upon Part 23 as amended by Amendment 23-34 with the exception of those above amendment 23-34 listed below.

Models B300 & B300C, Certification Basis (Continued):

Regulations at later amendment than 23-34:

14 CFR Part 23.49(a)(2)(3)(4)(5)(6)(b) amdt 23-50 14 CFR Part 23.201(a)(b)(c)(d)(e)(1)(2)(4)(5)(6) amdt 23-50 14 CFR Part 23.203(a)(b)(c)(1)(2)(4)(5)(6) amdt 23-50 14 CFR Part 23.205 amdt 23-50 14 CFR Part 23.207(a)(b)(d)(e) amdt 23-50 14 CFR Part 23.445(a)(b)(c) amdt 23-42 14 CFR Part 23.561(a)(b)(c)(d)(e) amdt 23-48 14 CFR Part 23.607 amdt 23-48 14 CFR Part 23.611 amdt 23-48 14 CFR Part 23.613(a)(b)(c)(d)(e) amdt 23-45 All 200 Models, 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 Make: Textron Aviation Inc. Models: 200, 200C, A200, B200/B200C & B200GT/B200CGT aircraft is as follows:

(1) The type certification basis for Make: Textron Aviation Inc. Models: 200, 200C, A200, B200/B200C & B200GT/B200CGT aircraft is shown on TCDS A24CE for parts not changed or not affected by the change.

---- Continued Page 5 of 5 ---- 45

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(2) The certification basis for parts changed or affected by the change since the reference date of amendment application 05/11/2021, is based upon Part 23 as amended by Amendment 23-11 with the exception of those above amendment 23-11 listed below.

14 CFR Part 23.629 amdt 23-31 14 CFR Part 23.1529 amdt 23-26 ----------END---------- 55