STC SA04660CH

United States of America Department of Transportation Federal Aviation Administration TARMISTRATE Supplemental Type Certificate Number: SA04660CH This certificate issued to: Avcon Industries, Inc.

714 N. Oliver Road Newton, KS 67114 Part 23 of the Federal Aviation Regulations Type Certificate Number: . A24CE Original Product Model: B300 / B300C Make: Textron Aviation Inc.

Installation of a Large Diameter Nose Belly Radar Pod with Retractable EO/IR Sensor Mechanism and Optional SATCOM Radome in accordance with Avcon Master Document List, Document Number 06001000 Revision A dated September 09, 2024, or later FAA/ODA Approved Revision.

1. This STC is applicable to all serial numbers for the Textron Aviation Inc. B300 and B300C models.

Date of Application: December 14, 2023 Date Reissued:

Date of Issuance: September 12, 2024 Date Amended:

Jeffery S. Zinn, ODA Administrator StandardAero, Springfield, IL Title: ODA-100079-CE

47. The FAA will reissue the certificate in the name of the transferee and forward it to him.

propeller must provide that person with written permission acceptable to the FAA. (Ref. 14 CFR 21.120).

FAA Form 8110-2 (11/20) SUPERSEDES PREVIOUS EDITION Page 2 of 5

FEDERAL AVIATION United States of America Department of Transportation Federal Aviation Administration PAUSTRATO Supplemental Type Certificate (Continuation Sheet) Number: SA04660CH Description of Type Design Change: - cont.

FAA Approved Aircraft Flight Manual Supplement (AFMS), document number 06007100 Revision (IR), dated August 01, 2024, or later FAA/ODA Approved Revision is a required part of this modification The aircraft must be maintained in accordance with FAA/ODA Approved Instructions for Continued Airworthiness, document number 06007200 Revision (A), dated August 06, 2024, or later FAA/ODA Approved Revision in addition to the basic aircraft maintenance manuals.

Limitations and Conditions: - cont.

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.

4. The following items are either concurrent or prerequisite embodiment requirements for the installation of this STC;

a) Fuselage underside rail mounting provisions per STC SA01902WI (or Avcon drawing 1809605) This A transfer must be endorsed as provided on the reverse hereaf. A Type Certificate holder who allows a parson to use the Type Cartificate to manufacture a new aircraft, aircraft engine, or propeller must provide that person with a written licensing agreement acceptable to the FAA. (Ref. 14 CFR 21.55).

FAA Form 8110-2 (11/20) SUPERSEDES PREVIOUS EDITION Page 3 of_5

EDERAL ANATION United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SA04660CH Certification Basis - cont.

Based on 14 CFR §§ 21.101, 21.115 and the FAA policy for significant changes in FAA Order 8110.48A, the certification basis for Textron Aviation Inc. B300/B300C Large Diameter Nose Belly Radar Pod with Retractable EO/IR Sensor Mechanism and Optional SATCOM Radome is as follows:

a. The type certification basis for the Textron Aviation Inc. B300/B300C 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, December 14, 2023, is based upon TCDS A24CE.

Based on 14 CFR § 21.101, 21.115 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:

14 CFR 21.93(b)[21-97].

14 CFR 23.1(a, b)[23-34], 23.21 (a(1), b)[Original], 23.29(b)[23-21],

23.45(a(2), b,c,e,f)[23-34], 23.49(a(2)(3)(4)(5)(6), b)[23-50], 23.51(d)[23-34],

23.57(c(1)(3)(i))[23-34], 23.61(b(1))[23-34], 23.65(a(1)(2)(3), c,d)[23-34],

23.67 (e)[23-34], 23.77(c)[23-34], 23.141(-)[23-17], 23.143(a, b,c)[23-17],

23.145(a-e)[23-17], 23.147(a,b)[Original], 23.149(a, c,d)[23-21], 23.153(a-c)[23-14],

23.157(a(2), b(1)(2)(4), c(2), d(1)(2)(4))[23-14], 23.161 (a,b(2), c(1)(2)(3)ii), d)[23-34],

23.171(-)[Original], 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, b,c,d,e(1)(2)(4)(5)(6))[23-50],

23.203(a,b,c(1)(2)(4)(5)(6))[23-50], 23.207 (a,b,d,e, Exemption 5077)[23-50],

23.251 (a,b)[23-62], 23.301(a-c)[23-28], 23.303(-)[Original], 23.305(a, b)[Original],

23.307(a)[Original], 23.333(a, b,c)[23-34], 23.337(a(1), b(1))[23-34], 23.341(-)[23-34],

23.365(a,b,d)[Original], 23.561 (a,b(2), e)[23-34], 23.561(e)[23-34], 23.603(a,b)[23-23],

23.605(a)[23-23], 23.607(-)[23-17], 23.609(a,b)[Original], 23.611(-)[23-7],

23.613(а-c)[23-23], 23.615(a)[23-7], 23.619(-)[23-7], 23.625(a-c)[23-7],

23.627(-)[Original], 23.771 (a)[23-14], 23.773(a(1),b)[23-14], 23.777(a, b)[23-33], This A transfer must be endorsed as provided on the revorse hereof. A Type Certificate holder who allows a person lo use the Type Certificate to manufacture a new aircraft, aircraft engine, or propeller must provide thet person with a written licensing agreement acceptable to the FAA. (Ref. 14 CFR 21.65).

FAA Form 8110-2 (11/20) SUPERSEDES PREVIOUS EDITION Page 4_of_5

EDERAL AVIATION United States of America Department of Transportation Federal Aviation Administration TOIMISTRANO Supplemental Type Certificate (Continuation Sheet) Number: SA04660CH Regulations at the amendment level in TCDS A24CE (continued):

23.1301(a-d)[23-20], 23.1307 (b(2)(3))[23-23],

23.1309(a(1)(i)(ii) (3)(4), b(1)(2)(4), e)[23-49], 23.1322(b,c,d)[23-17],

23.1351 (a(1)(2)(ii), b(1)(i)(4))[23-49], 23.1357(a,c)[23-43], 23.1359(a,c)[23-49],

23.1365(a, b,d,e)[23-49], 23.1367(a, b, d)[Original], 23.1401(a(2), b)[23-20],

23.1419(b)[23-14], 23.1431 (a,b)[23-49], 23.1501(a,b)[23-21], 23.1505(c)[23-7],

23.1519(-)[Original], 23.1525(-)[23-45], 23.1529(-)[23-26], 23.1541(c)[23-21],

23.1559(a(2), b)[23-21], 23.1581 (a(1), b(1) (3), c,d, f)[23-50],

23.1583(a(1)(2)(3)(i)(iii), h.j,k,|,m)[23-62], 23.1585(a-j)[23-62],

23.1587(a(3)(5)(6)(7)(8), c(4)(5), d)[23-34], 23.1589(a)[23-13].

-END This ). A Iransfer must be endorsed as provided on the reverse hereof.

FAA Form 8110-2 (11/20) SUPERSEDES PREVIOUS EDITION Page 5_of_5