# STC SA09862AC

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Sierra Industries Ltd.
- Description: Removal of original equipment manufacturer ladder and installation of a new design cabin entrance step assembly
- Status date: July 14, 2017
- Data sheets: A27CE, A1WI, A1WI, A1WI, A27CE
- Certificate PDF: https://openairdocs.org/files/sha256/b6/b4/b6b4457677e40ed8a47c292ebc7d39be0dc91289d47aa611e5443470aa56ea88
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/6B994D1778C9A9C186258726004F9490.0001
- Page: https://openairdocs.org/stc/SA09862AC

## ADs that name it

None.

## Approved models (5)

- Textron Aviation Inc. 501 (TCDS A27CE)
- Textron Aviation Inc. 525 (TCDS A1WI)
- Textron Aviation Inc. 525A (TCDS A1WI)
- Textron Aviation Inc. 525B (TCDS A1WI)
- Textron Aviation Inc. 551 (TCDS A27CE)

## 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 2

Reissued on July 14, 2017 to supersede the original STC, which has been lost or misplaced.

Number: SA09862AC

Part 23 of the Federal Aviation Regulations.

Original Product – Type Certificate Number: A1WI & A27CE Make: Textron Aviation, Inc. (Cessna) Model: 501, 551, 525, 525A, & 525B Description of Type Design Change:

Removal of original equipment manufacturer ladder and installation of a new design cabin entrance step assembly in accordance with Master Drawing List number SI610-000, Rev C, dated June 30, 2016, or later FAA approved revision.

The installer must determine whether this design change is compatible with previously approved modifications. If the holder agrees to permit another person to use this certificate to alter A product, the holder must give the other person written evidence of that permission.

Date of Application: October 20, 2015 Date Reissued: September 27, 2016; July 14, 2017 Date of Issuance: September 1, 2016 Date Amended:

Signature

Title James A. Grigg Manager, Fort Worth Aircraft Certification Office , Southwest Region Sierra Industries, Ltd.

122 Howard Langford Drive Uvalde, TX 78801

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

Transfer the ownership of Supplemental Type Certificate Number: SA09862AC

To (Name and address of transferee)

From (Name and address of grantor)

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

## Every issue (3)

- July 14, 2017: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/b6/b4/b6b4457677e40ed8a47c292ebc7d39be0dc91289d47aa611e5443470aa56ea88)
- September 27, 2016: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/92/27/9227b1db10f9aa5ee01d10a5cf373c25fa5bcce4f11ef1783d14b502638924ba)
- September 1, 2016: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/c2/98/c2986e1597b91fdc4bf786883c4e7f5d667300529d234204b5dfcfc5b95137e3)

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From OpenAirDocs.org, an independent open copy of FAA data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.