STC ST09848DS

ST09848DS United Airlines 4933 Wright Road Houston, TX 77032 Part 25 & 26 the Title 14, Code of Federal Regulations A16WE The Boeing Company 737-8

(1) The installation should not be incorporated in any aircraft unless it is determined that the interrelationship between this installation and any previously approved configuration will not introduce any adverse effect upon the airworthiness of the aircraft.

(continued on page 3) 12/19/2025 02/26/2026 Raju Tumarada, ODA Administrator 3 ER2500R01902 Rev D, dated Febrary 12, 2026. ODA project number: 98480. (1) 737-8 Max Guam Interim 14F Configuration in accordance with United Airlines Master Drawing List 2500DA16747 Rev B, dated February 19, 2026, or later FAA approved revision.

(continued on page 3)

ST09848DS 3

ST09848DS

(2) Supplemental Instructions for Continued Airworthiness, Document Number 2500R01903C Rev -, dated February 23, 2026 or later approved FAA revision. (3) No EWIS ICA is required for this modification.

(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.

Certification Basis:

Based on 14 CFR § 21.115 and § 21.101, and the FAA policy for design changes that are not significant in FAA Order 8110.48, the certification basis for this modification is as follows:

a. The type certification basis for parts not changed or not affected by the change is shown in TCDS A16WE.

b. The certification basis for parts changed or affected by this modification since the reference application date December 19, 2025 is based upon the type certification basis shown in TCDS A16WE,

ST09848DS issued February 26, 2026

--END-- 3 3 Add Page