STC SA8020SW

Supplemental type certificate · Sierra Industries Ltd.

Holder
Sierra Industries Ltd. · United States
Status
Current · Reissued
Status date
July 31, 2017
Applied
January 18, 1991
Product
Aircraft · Small Airplane
Certification basis
Part 21, Part 23
Data sheet
TCDSA27CE

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

What it approves

Installation of engine thrust reversers.

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

Number: SA8020SW

Part 23 of the Federal Aviation Regulations.

Original Product – Type Certificate Number: A27CE Make: Cessna Model: 501

Installation of engine thrust reversers in accordance with Sierra Industries Inc., Drawing List No. SI -130-000, Rev. A, dated 6/6/91, or later FAA approved revision.

Compatibility with previously installed equipment 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. Pratt & Whitney JT15D-4 engines must be installed with STC SA4406NM and rigged with Cessna Manual 71-01-00, Chap. 71, dated 1/1/78. Applicable only to airplanes delivered by Cessna with thrust reversers installed as a Cessna option. FAA approved Flight Manual Supplement, dated 6/21/91, or later FAA approved revision is required.

Date of Application: January 18, 1991 Date Reissued: July 21, 2005; July 31, 2017 Date of Issuance: June 21, 1991 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 2

Transfer the ownership of Supplemental Type Certificate Number: SA8020SW

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: SA18NW

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

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 · 1

MakeModelData sheet
Textron Aviation Inc.501A27CE

Every issue · 2

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

DateStatusFiles
July 31, 2017Reissued, currentCertificate
July 21, 2005Reissued, earlier issueCertificate