# STC SA4906SW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Textron Aviation Inc, United States
- Description: Installation of Digital VHF comm, VHF NAV/DME, ADF, and ATC controllers.
- Applied: December 3, 1982
- Status date: January 25, 2017
- Product: Aircraft, Large Airplane
- Certification basis: Part 21
- Data sheets: [TCDS A21EA](https://openairdocs.org/tcds/A21EA)
- Certificate PDF: https://openairdocs.org/files/sha256/c4/36/c43666745fb87739c4e149ce42f97d2fed9140c6518a4b1262a83176321410b8
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/B41D7BF32A25A7E5862581590058BA56.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA4906SW

## ADs that name it (0)

None.

## Approved models (2)

- Bombardier Inc. CL-600-1A11 (CL-600) ([TCDS A21EA](https://openairdocs.org/tcds/A21EA))
- Bombardier Inc. CL-600-2A12 (CL-601) ([TCDS A21EA](https://openairdocs.org/tcds/A21EA))

## 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 SA4906SW Federal Aviation Regulations.

25 Installation of Digital VHF Comm, VHF NAV/DME, ADF and ATC Controllers in accordance with AMD Drawing List Number 600-033, Revision A dated 1/25/83, or later FAA approved revision.

Compatibility of this modification with other previously approved modifications must be determined by the installer.

Canadair CL-600-1A11, -2A12 April 17, 1984; January 25, 2017 December 3, 1982 January 26, 1983 A21EA 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 (2)

- January 25, 2017: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/c4/36/c43666745fb87739c4e149ce42f97d2fed9140c6518a4b1262a83176321410b8)
- April 17, 1984: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/4e/54/4e541a96220d533e3cd874a7c0afeca4e7a665fa12c233c530d0b24d4d6d4784)

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