# STC SA1146SO

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Bell Helicopter Textron Inc., United States
- Description: Installation of nose cone erosion cap.
- Applied: February 1, 1980
- Status date: May 29, 2013
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 3, Part 21
- Data sheets: [TCDS A7CE](https://openairdocs.org/tcds/A7CE)
- Certificate PDF: https://openairdocs.org/files/sha256/00/06/000611071116ebc4e34082ac3ddaf9c448b4deba2b8d550e9a88ac4c0dadf193
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/C376C3E762E76BE086257C1300580717.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA1146SO

## ADs that name it (0)

None.

## Approved models (14)

- Cessna Aircraft Company 401 ([TCDS A7CE](https://openairdocs.org/tcds/A7CE))
- Cessna Aircraft Company 401A ([TCDS A7CE](https://openairdocs.org/tcds/A7CE))
- Cessna Aircraft Company 401B ([TCDS A7CE](https://openairdocs.org/tcds/A7CE))
- Cessna Aircraft Company 402 ([TCDS A7CE](https://openairdocs.org/tcds/A7CE))
- Cessna Aircraft Company 402B ([TCDS A7CE](https://openairdocs.org/tcds/A7CE))
- Cessna Aircraft Company 402C ([TCDS A7CE](https://openairdocs.org/tcds/A7CE))
- Cessna Aircraft Company 411 ([TCDS A7CE](https://openairdocs.org/tcds/A7CE))
- Cessna Aircraft Company 411A ([TCDS A7CE](https://openairdocs.org/tcds/A7CE))
- Cessna Aircraft Company 414 ([TCDS A7CE](https://openairdocs.org/tcds/A7CE))
- Cessna Aircraft Company 414A ([TCDS A7CE](https://openairdocs.org/tcds/A7CE))
- Cessna Aircraft Company 421 ([TCDS A7CE](https://openairdocs.org/tcds/A7CE))
- Cessna Aircraft Company 421A ([TCDS A7CE](https://openairdocs.org/tcds/A7CE))
- Cessna Aircraft Company 421B ([TCDS A7CE](https://openairdocs.org/tcds/A7CE))
- Cessna Aircraft Company 421C ([TCDS A7CE](https://openairdocs.org/tcds/A7CE))

## 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.

N umber SA1146SO This certificate issued to

Part 3/23 of the Civil/Federal R egulations .

Original Product -- Type Certificate N umber :

Installation of nose cone erosion cap in accordance with Aeronautical Accessories, Inc., Drawing List No. KR-88, dated May 15, 1980 (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. This determination should include consideration of significant changes in weight distribution such as an increase in the fixed disposable weight in the fuselage.

Bell Helicopter Textron, Inc.

441 Industrial Park Road Piney Flats, TN 37686 A7CE M ake : Cessna Aircraft Company M odel : 401, 401A, 401B, 402, 402A, 402B, 402C, 411, 411A, 414, 414A, 421, 421A, 421B, 421C Date of application : February 1, 1980

Date of issuance : May 29, 1980

Date reissued : May 29, 2013

B y direction of the A dministrator

(Signature) Scott A. Horn, Acting Manager, Rotorcraft Certification Office, Southwest Region

FAA Form 8110-2-1(10-69) Page 2 of 2

## Every issue (1)

- May 29, 2013: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/00/06/000611071116ebc4e34082ac3ddaf9c448b4deba2b8d550e9a88ac4c0dadf193)

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