# STC SA4227NM-D

- Type: Supplemental type certificate
- Status: Current, Surrendered
- Holder: GATX/Airlog Company, United States
- Description: Conversion of a passenger airplane to a freighter configuration with a side-cargo door.
- Status date: July 8, 2008
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A20WE](https://openairdocs.org/tcds/A20WE)
- Certificate PDF: https://openairdocs.org/files/sha256/25/c3/25c3fb2b3d9e80b93b4e95553fa59c7cb6c62f80fb78c708700cefee5ce48b13
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/092B189E68554D2A862574890064164E.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA4227NM-D

## ADs that name it (3)

- [AD 96-01-03](https://openairdocs.org/ad/96-01-03): Payload Limitations · Cargo door (GATX/Airlog STC SA2322SO or 4 others). Effective Jan 30, 1996. Named in the applicability
- [AD 96-01-51](https://openairdocs.org/ad/96-01-51): Main Deck Cargo Door · Cargo door (GATX/Airlog STC SA2322SO or SA4227NM-D). Effective Jan 29, 1996. Named in the applicability
- [AD 95-15-52](https://openairdocs.org/ad/95-15-52): Longitudinal Floor Beams and Keel Beams · Cargo door (GATX/Airlog STC SA2322SO or 4 others). Effective Aug 25, 1995. Named in the applicability

## Approved models (1)

- The Boeing Company 747-200B Series ([TCDS A20WE](https://openairdocs.org/tcds/A20WE))

## What the certificate says

This is OCR from the scanned FAA certificate. OCR can misread letters and numbers.

United States of America Department of Transportation Federal Aviation Administration Re-issued on July 8, 2008 to supersede the original STC, which has been lost or misplaced or destroyed. Supplemental Type Certificate RED Number: SA4227NM-D This certificate issued to:

GATX/Airlog Company P.O. Box 3529 Albany, GA 31706 tonger us sarcified heren meats tha nirezostin negeiremens my hangs in, Peter! Aviation Certifies that the change in the type design for the follorcing product with the ti Pregulations.

Original Product - Type Certificate Number Moule : Boeing Model: < 747-20QB Series Description of Type Design Change: -onver a Passenger Airplane to a Freighter Contiguration with a Side-Cargo Dod accordance with FAA Order 8NO.4C, paragraph (3-2)(Đ)(3) modifies the STC text to address this surrender. As of the surrender NOTE 1 - This STC Re-issue is based op the surrender of this STC from GATX on July 8, 2008. This "duplicate" produced in date, no new installations of this STC should occur without express written authorization from the cognizant Aircraft Certification Office. Future unsafe conditions existing in the product may result in an airworthiness directive requiring correction of the unsafe condition before further flight The existence of an unsafe condition may result in permanently grounding the aircraft, unless operator obtains approval for a method of compliance. Contact the Atlanta Aircraft Certification Office for further detans.

This approval should not be extended to other aircraft of this model on which other previously approved modifications are incorporated, unless itis determined by the installer that the interrelationship between this change and any other previously approved modifications will produce no adverse effect upon the airworthiness of that airplane. 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 pornision This Date Reissued: May 3, 1995; July 8, 2008 Date of Application: See Note ! Date Amended: STC Surrender processed:

Date of Issuance: See Note 1 Approval by: am EDERAL AVIATION Make: _ 1/6/00 Melvin Taylor, ATL ACO Manager By Direction of the Administrator ann tore TOMNISTRATO (Signature Melvin D. Taylor, Manager Atlanta Aircraft Certification Office (Title)

**FAA FORM 8110-2-1 (10-69) PAGE 1 1 PAGES**

## Every issue (1)

- July 8, 2008: Surrendered, Current. [certificate](https://openairdocs.org/files/sha256/25/c3/25c3fb2b3d9e80b93b4e95553fa59c7cb6c62f80fb78c708700cefee5ce48b13)

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