STC SA04386CH

Part 23 of the Federal Aviation Regulations. (See Page 3 for complete certification basis)

Incorporation of Avcon External Radar Pod with Ku Band Antenna Radome and Infrared Signature Suppression System in accordance with Master Data List 05301000, Revision (IR), dated June 14, 2019 or later FAA approved revision.

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

2. This STC requires for Configuration 01, prior or concurrent embodiment of STC SA2300CE (External Radar Pod) and SA03349NY (KU Band Antenna Radome Config 3).

3. This STC requires for Configuration 02, prior or concurrent embodiment of STC SA2300CE (External Radar Pod), SA03349NY (KU Band Antenna Radome Config 3) and SA00340BO (IRSS).

4. FAA Approved Pilot’s Operating Handbook and FAA A pproved Airplane Flight Manual Supplement document number 05307100 Rev (IR) dated June 20, 2019, or later FAA approved revision is a required part of this modification.

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

Avcon Industries, Inc.

714 N. Oliver; Hangar M Newton, KS 67114 A24CE Make: Textron Aviation Inc.

Model: B300

Date of application: March 11, 2019

Date of issuance: June 21, 2019 Date reissued:

(Signature) Dan Trigg, ODA Administrator StandardAero, Springfield, IL ODA-100079-CE

(Title)

Transfer the ownership of Supplemental Type Certificate Number

to (Name of transferee)

(Address of transferee)

(Number and street)

(City, State, and Zip code)

from (Name of grantor) (Print or type)

(Address of grantor)

(Number and street)

(City, State, and Zip code)

Signature of grantor (In ink):

Supplemental Type Certificate Number: SA04386CH Date of issuance: June 21, 2019 Date of amendment:

Date of reissue:

Certification Basis (continued)

Based on 14 CFR §§ 21.115, 21.101 and the FAA policy for significant changes in FAA Order 8110.48A, the certification basis for the Textron Aviation Inc., B300 Aircraft Incorporation of Avcon External Radar POD with KU Band Radome and Infrared Signature Suppression System is as follows:

a. The type certification basis for Textron Aviation Inc., B300 Aircraft is shown on TCDS A24CE 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, March 11, 2019, is based upon TCDS A24CE. Based on 14 CFR § 21.115 and 21.101, and the FAA policy for significant changes in FAA Order 8110.48A, the certification basis for this modification was determined to be:

Regulations at the amendment level in TCDS A24CE

23.1(a, b)(23-34), 23.21(a(1), b)(23-0), 23.29(b)(23-21), 23.45(a(2), b, c, e, f)(23-24), 23.51(d)(23-34)

23.57(c(1)(3)(i))(23-34), 23.61(b(1))(23-34), 23.65(a, c, d)(23-34), 23.67(e)(23-34), 23.77(a, c)(23-34)

23.143(a, b)(23-17), 23.145(a-e)(23-17), 23.147(a-b)(23-0), 23.153(a-c)(23-14)

23.161(a, b(2), c(1)(2)(3)(ii), d)(23-34), 23.173(a-c)(23-34), 23.175(a-d)(23-34), 23.177(a(1)(2)(3))(23-21)

23.181(a, b)(23-21), 23.201(a, c, d(1), e, f)(23-45), 23.203(a(1), b, c)(23-45), 23.207(a, b, c)(23-7)

23.251(23-0), 23.1501(a, b)(23-21), 23.1519(23-0), 23.1525(23-0), 23.1529(23-26), 23.1541(a(2), b)(23-21)

23.1581(a(1), b(1)(3), c, d, f)(23-34), 23.1583(h, l)(23-62), 23.1585(j)(23-62), 23.1587(d)(23-34)

23.1589(a)(23-13). Exemption 5077

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