# STC SA4212NM-D

- Type: Supplemental type certificate
- Status: Historical, Surrendered
- Holder: Hollingsead International, United States
- Description: Reconfiguration of interior seating.
- Applied: November 10, 1992
- Status date: June 18, 2009
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21, Part 25
- Data sheets: [TCDS A22WE](https://openairdocs.org/tcds/A22WE)
- Certificate PDF: https://openairdocs.org/files/sha256/c7/eb/c7ebdd9f0d33dfd4bb64690653fa3fbc17cf4f12b7789df76dde56c4d9413681
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/E2D1034E16E0D5E186257608006C5FA9.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA4212NM-D

## ADs that name it (0)

None.

## Approved models (1)

- McDonnell Douglas Corporation DC-10-30 ([TCDS A22WE](https://openairdocs.org/tcds/A22WE))

## 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 Supplemental Type Certificate Number: SA4212NM-D Certificate

SURRENDERED This certificate issued to: Hollingsead International 6-18-09 2226 Goodyear Avenue on - Ventura, California 93003 Certifies that the change in the type design for the following product with the limitations and conditions therefor as specified hereen meet's the airworthiness requirement's of Part 25 of the Federal Aviation Regulations.

Original Product Type Certificate Number A22WE Make: McDonnell Douglas Model: DC-10-30 Description of Type Design Change:

Reconfiguration of Interior Seating in accordance with Lucas Aviation Inc. documentation:

MDL R39-1 Rev. A Dated November 11, 1992 -Drawing List IL R39-2 Dated November 11, 1992 -Index List, or later FAA approved revision Limitations and Conditions: This approval should not be incorporated on any certificated product of this model on which other approved modifications are incorporated, unless it is determined that the interrelationship between this change and any of those previously incorporated modifications will not introduce any adverse effect upon the airworthiness of the certificated product. This approval is limited to DC-10-30, S/N 46554. This approval is for a 344 passenger interior layout.

Maximum passenger capacity is limited to 326 passengers until approved centerline triple seats are installed. This approved meets the flammability requirements of FAR 25.853(b)(d)(e) Amendment

72. 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.

Date of Application: November 10, 1992 Date Reissued: April 12, 1995; December 16, 1996;

April 1, 1998; August 1, 2005; July 31, 2006 Date of Issuance: November 11, 1992 Date Amended:

By Direction of the Administrator alt K. Woo (Signature) TANS TRAND Manager, Technical & Administrative Support Staff, Los Angeles Aircraft Certification Office (Title)

TRANSFER ENDORSEMENT Transfer the ownership of the Supplemental Type Certificate Number to (Name of transferee) (Address of transfer) (Number and street) (City, State, and Zip code) from (Name of grantor) (Print or type) (Address of grantor) (Number and street) (City, State, and Zip code) Extent of Authority (if licensing agreement):

Signature of grantor (In ink):

## Every issue (3)

- June 18, 2009: Surrendered, Historical. [certificate](https://openairdocs.org/files/sha256/c7/eb/c7ebdd9f0d33dfd4bb64690653fa3fbc17cf4f12b7789df76dde56c4d9413681)
- July 31, 2006: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/45/d2/45d200a53d16047ff9dfe0a4cb285f6fcdde76264517e66f299a8b07a412cc71)
- August 1, 2005: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/0f/c7/0fc76d3ffa3f152d3641a324e28ef725c98543a488ed58122d7c503198311985)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.