STC ST09928AC

737-700 Series, 737-700C Series, 737-800 Series, 737-900 Series, 737-900ER Series, 737-8, and 737-9 ST09928AC The NORDAM Group LLC 6910 N. Whirlpool Tulsa, OK 74117 25 Federal Aviation Regulations.

A16WE Boeing Installation of an Enhanced Flight Vision System (EFVS) Nose Radome Assembly supporting a Heads-Up Display Enhanced Flight Vision System (HUD/EFVS) in accordance with NORDAM Master Data List Document Number ND002-MDL01, Revision B, dated April 8, 2022, or later FAA approved revision.

1. Approval of this change in type design applies to the above listed aircraft only.

(See Continuation Sheet Page 3 of 4 Pages) July 25, 2018 April 18, 2022 S. Frances Cox Acting Manager, Fort Worth ACO Branch Compliance & Airworthiness Division Aircraft Certification Service

ST09928AC

FAA Form 8110-2 (03/21) Page _3__ of _4__ United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: ST09928AC Limitations and Conditions continued:

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

3. This modification must be maintained in accordance with the Instructions for Continued Airworthiness (ICA), Document Number TNG-SMM- ND002-2201, Revision IR, dated October 5, 2021, or later FAA accepted revision.

4. Installation of a Kinetic Energy Protection Device (KEPR) in accordance with ST01978WI is required on the aircraft prior to or concurrently with this STC.

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

Note: The Radome Assembly meets electrical (RF) performance requirements for RTCA DO-213 Revision IR Change 1.

Certification Basis:

Based on 14 CFR 21.115 and 21.101, and FAA Order 8110.48, the certification basis for the listed series of the Boeing 737 models for the change is as follows:

a. The type certification basis for the listed series of Boeing 737 airplanes is shown on TCDS A16WE 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, July 25, 2018, is based upon Part 25 as amended by Amendment 25-145. Based on 14 CFR § 21.115 and 21.101, and FAA Order 8110.48, the certification basis for this modification was determined to be:

FAA Form 8110-2 (03/21) Page _4__ of _4__ United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: ST09928AC Regulations at the latest amendment 25-0 through 25-145 Reg. Amdt Para. Reg. Amdt Para.

25.1 25-0 All 25.581 25-23 All

25.23 25-0 All 25.601 25-0 --

25.25 25-63 All 25.603 25-46 All

25.27 25-0 All

25.251 25-77 (b),(c),(d) 25.605 25-46 All

25.301 25-23 (a),(b),(c) 25.609 25-0 All

25.303 25-23 -- 25.611 25-123 All

25.305 25-86 (a),(b),(c) 25.613 25-112 (a)(b)(c)

25.321 25-86 All 25.619 25-23 All

25.331 25-141 All 25.623 25-0 All

25.333 25-86 (a),(b) 25.625 25-72 (a)(b)(c)

25.335 25-91 (a),(b),(c),(d) 25.629 25-77 (a)(b)(d)

25.337 25-23 All 25.899 25-123 All

25.341 25-141 (a),(b) 25.901 25-126 (c)

25.349 25-94 All 25.1301 25-123 (a)

25.351 25-91 All 25.1419 25-129 (a)

25.365 25-87 (e) (f) 25.1529 25-54 --

25.571 25-132 (e)(1) Certification Basis:

Regulations at the amendment level in TCDS A16WE

25.307 25-72 (a) 25.903 25-100 (c) Equivalent level of safety findings have been made for the following regulations:

- § 25.251 Vibration and buffeting – documented in Transport Airplane Directorate Equivalent Level of Safety Memo ST02699AC-T-F-1.

---------------------------------------------------- END------------------------------------------------