# STC SA5218NM

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Sierra Industries Ltd., United States
- Description: Installation of medical air transport unit.
- Applied: May 23, 1991
- Status date: July 31, 2017
- Product: Aircraft, Small Airplane
- Certification basis: Part 21, Part 25
- Data sheets: [TCDS A22CE](https://openairdocs.org/tcds/A22CE)
- Certificate PDF: https://openairdocs.org/files/sha256/e3/25/e32556bb5dbb4242ff82c4866a0d4be797260b07beec68bbf032ba93c3dc25ab
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/117235FB0E819A3086258721004C6512.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA5218NM

## ADs that name it (0)

None.

## Approved models (1)

- Textron Aviation Inc. 550 ([TCDS A22CE](https://openairdocs.org/tcds/A22CE))

## 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.

FAA Form 8110-2 (5/14) Page 1 of 3

Reissued on July 31, 2017 to supersede the original STC, which has been lost or misplaced.

Number: SA5218NM

Part 25 of the Federal Aviation Regulations.

Original Product – Type Certificate Number: A22CE Make: Cessna Model: 550

Installation of medical air transport unit in accordance with Branson Aircraft Corporation Drawing List No. 90190, Revision N, dated June 18, 1991, FAA approved June 27, 1991, or later FAA approved revision for Model 550 only.

Date of Application: May 23, 1991 Date Reissued: 12/24/97; 9/8/05; 7/31/17 Date of Issuance: June 27, 1997 Date Amended:

Signature

Title Jim Grigg Manager, Fort Worth A CO Branch, Compliance & Airworthiness Division Sierra Industries, Ltd.

122 Howard Langford Drive Uvalde, TX 78801

FAA Form 8110-2 (5/14) Page 2 of 3

Transfer the ownership of Supplemental Type Certificate Number: SA5218NM

To (Name and address of transferee)

From (Name and address of grantor)

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SA5218NM

FAA Form 8110-2 (5/14) Page 3 of 3

Date of Issuance: June 27, 1997 Date of Reissuance: July 31, 2017

1. FAA approved Aircraft Flight Manual Supplement No. 968, revised June 18, 1991 or later approved revision or Aircraft Flight Manual Supplement No. 969, dated June 27, 1991 or later approved revision are required.

2. 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 other previously approved modification will introduce no adverse effect upon the airworthiness of the aircraft.

3. 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.

-END-

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SA5218NM

FAA Form 8110-2 (5/14) Page 4 of 3

## Every issue (2)

- July 31, 2017: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/e3/25/e32556bb5dbb4242ff82c4866a0d4be797260b07beec68bbf032ba93c3dc25ab)
- September 8, 2005: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/66/b8/66b8843e2ab6e3eacf42e63f300438124cd1a66e4c7d61eabc494966fea302cd)

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