STC SA09862AC

Supplemental type certificate · Sierra Industries Ltd.

Holder
Sierra Industries Ltd. · United States
Status
Current · Reissued
Status date
July 14, 2017
Applied
October 20, 2015
Product
Aircraft · Small Airplane
Certification basis
Part 21, Part 23

From FAA DRS, with our copy of the certificate PDF. DRS record last changed December 6, 2025.

What it approves

Removal of original equipment manufacturer ladder and installation of a new design cabin entrance step assembly

What the certificate says

From the PDF’s text layer, without the form’s printed wording. Layout and order may 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

ADs that name this STC · 0

An AD can apply because an STC is installed, or mention one in its text.

No AD in this release names this STC

Approved models · 5

MakeModelData sheet
Textron Aviation Inc.501A27CE
Textron Aviation Inc.525A1WI
Textron Aviation Inc.525AA1WI
Textron Aviation Inc.525BA1WI
Textron Aviation Inc.551A27CE

Every issue · 3

DRS keeps each issue of an STC as its own record, with its own certificate and attachments.

DateStatusFiles
July 14, 2017Reissued, currentCertificate
September 27, 2016Reissued, earlier issueCertificate
September 1, 2016Issued, earlier issueCertificate