# STC SA01872AT

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Textron Aviation Inc, United States
- Description: Installation of a Safe Flight N1 computer system.
- Applied: January 15, 1998
- Status date: September 1, 2017
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A1WI](https://openairdocs.org/tcds/A1WI)
- Certificate PDF: https://openairdocs.org/files/sha256/a6/34/a634a29cbcfb67450820c8d5c4952c202d59c539ac30878dee9d93ef52b72767
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/D9AF7B5A3F021FEF862581CD0065EAA1.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA01872AT

## ADs that name it (0)

None.

## Approved models (1)

- The Cessna Aircraft Company 525 ([TCDS A1WI](https://openairdocs.org/tcds/A1WI))

## 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

Part of the

Signature

Title Textron Aviation Inc.

One Cessna Boulevard Wichita, KS 67215 2 SA01872AT Federal Aviation Regulations.

23 Installation of a Safe Flight N1 Computer System in Cessna Citation Jet, model 525, in accordance with Cessna Aircraft Company Citation Service Centers Master Drawing List, Doc. No. CF90039, Rev A, dated 10/5/98 or later FAA approved.

Compatibility of this design change with previously approved modifications must be determined by the installer. 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. The FAA approved Airplane Flight Manual Supplement dated April 2, 1999 or later FAA approved is a required part of this STC.

Cessna 525 September 1, 2017 January 15, 1998 April 2, 1999 A1WI Mark Fuller STC ODA administrator ODA-100129-CE

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

To (Name and address of transferee)

From (Name and address of grantor)

## Every issue (1)

- September 1, 2017: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/a6/34/a634a29cbcfb67450820c8d5c4952c202d59c539ac30878dee9d93ef52b72767)

---
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.