# STC SA4954NM

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: New Flight Corporation, United States
- Description: Increase maximum takeoff weight.
- Applied: September 21, 1988
- Status date: March 6, 2020
- 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/c7/2c/c72c175d524625388e6a7550d19f63d3ed014c531b6d008eed44e7028d3617a6
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/CBE8401A60188D61862585B4005CD2A3.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA4954NM

## ADs that name it (0)

None.

## Approved models (1)

- Cessna Aircraft Company 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 (7/19) Page 1 of 2

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA4954NM

Part 25* of the Federal Aviation Regulations.

*Certification Basis is set forth in Type Certificate Data Sheet A22CE*

Original Product – Type Certificate Number: A22CE Make:

Increase maximum takeoff weight of the Cessna Model 550 airplane, in accordance with Branson Aircraft Corporation (BAC) Drawing No. 90A890, Revision A, dated August 29, 1990, or later FAA approved revisions.

1. 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 modificati ons are incorporated unless it is determined that the relationship between this change and any of these other previously approved modifications, including changes in type design, will introduce no adverse effect upon the airworthiness of that aircraft.

2. FAA approved Airplane Flight Manual Supplement FMS-972, dated August 31, 1990, or later FAA approved revision is required.

3. Aircraft incorporating this STC must adhere to the part replacement time limits specified in the FAA Approved Airworthiness Limitations Section, dated July 28, 1995, or later approved revision, contained in the Maintenance Manual Supplement MMS-921, dated September 26, 1990, or later accepted revision.

4. There is a mandatory prerequisite for this STC. Prior to its incorporation, aircraft Serial Numbers 550 -0001 through 550-0549 must have the optional zero fuel weight of 11,000 pounds in accordance with Cessna ERC04574 or Cessna Service Bulletin SB550-34-4 installed.

5. 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: September 21, 1988 Date Reissued: May 03, 1994; March 06, 2020

Date of Issuance: July 18, 1990 Date Amended: 09/14/1990; 07/28/1995; 01/25/2002; 08/09/2013

Signature Title Todd Dixon, Manager, Denver ACO Branch Compliance and Airworthiness Division

Cessna 550 (S/N 550-0001 through 550-0800 New Flight Corporation 334 Estancia Ln Boerne, TX 78006

FAA Form 8110-2 (7/19) Page 2 of 2 United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate

To (Name and address of transferee)

From (Name and address of grantor)

Possession of this Su pplemental Type Certificate (STC) document by persons other than the STC holder does not constitute rights to the design data nor to alter an aircraft, aircraft engine, or propeller.

## Every issue (3)

- March 6, 2020: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/c7/2c/c72c175d524625388e6a7550d19f63d3ed014c531b6d008eed44e7028d3617a6)
- August 9, 2013: Amended, Historical. [certificate](https://openairdocs.org/files/sha256/b2/50/b2504164ff06d8726c392c2474bb8ff52754fc98e69ad00d73e1415e0cacd81a)
- January 25, 2002: Amended, Historical. [certificate](https://openairdocs.org/files/sha256/fa/bf/fabfaad644466362498904243d107f465cc02648447a0ec65344118613c29600)

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