# STC SA4911NM

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: LMI Aerospace, United States
- Description: Relocation of first six rows of passenger seats and passenger service units on the right side of the airplane and relocation of misc. emergency equipment into a overhead stowage bin.
- Applied: March 10, 1990
- Status date: November 28, 2018
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21, Part 25
- Data sheets: [TCDS A16WE](https://openairdocs.org/tcds/A16WE)
- Certificate PDF: https://openairdocs.org/files/sha256/bf/f3/bff32be025630bf353cf1ec6ab0c3ad141bb75227bfad8e0653758adbcbf179f
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/CC3DEBEC3E81910C862583580054E290.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA4911NM

## ADs that name it (0)

None.

## Approved models (1)

- The Boeing Company 737-300 Series ([TCDS A16WE](https://openairdocs.org/tcds/A16WE))

## What the certificate says

Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record.

Un ited S tates of Am erica Department of Transportation - Federal Aviation Administration Supplemental Type Certificate

Number SA4911NM

This certificate, issued to LMI Aerospace 1910 Merrill Creek Parkway Everett, WA 98203

Part 25 of the Federal Aviation Regulations. (See Type Certification Data Sheet A16WE for complete certification basis)

Original ProductType Certificate Number: A16WE Make: Boeing Model: 737-300

Description of the Type Design Change: Relocation of first six rows of passenger seats and passenger service units on the right side of the airplane and relocation of miscellaneous emergency equipment into a overhead stowage bin, in accordance with FAA-approved Tramco Top Drawing 90-027, Revision B, dated March 19, 1990, or later FAA-approved revisions.

Limitations and Conditions: Approval of this change in type design applies to the above model aircraft only.

This approval should not be extended to other aircraft of this model on which other previously approved modifications are incorporated unless it is determined that the relationship between this change and any of those other previously approved modifications, including changes in type design, will introduce no adverse effect upon the airworthiness of that aircraft. A copy of this Certificate, and FAA approved Tramco Top Drawing List 90-027 shall be maintained as part of the permanent records for the modified aircraft.

Date of application: March 10, 1990 Date reissued: March 27, 1990; November 2, 2018;

November 28, 2018 Date of issuance: March 21, 1990 Date amended:

(Signature)

Manager, Seattle ACO Branch (Title)

**FAA FORM 8110-2 (5/14) PAGE 1 OF 2 PAGES**

## Every issue (3)

- November 28, 2018: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/bf/f3/bff32be025630bf353cf1ec6ab0c3ad141bb75227bfad8e0653758adbcbf179f)
- November 2, 2018: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/03/91/039183b47f8b1d479eae5ac749a301b5992b5782457e83fcd0739f9e80e79696)
- March 27, 1990: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/49/d1/49d1e5b15433b0788ad59a6eb2c5977b7896b9d329f9a6220ec03d19d78af783)

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