# STC ST00063MC

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Stevens Aviation, United States
- Description: Installation of Universal Avionics Dual UNS-1Espw upgrade
- Applied: January 25, 2011
- Status date: May 13, 2011
- Product: Aircraft, Large Airplane
- Certification basis: Part 21, Part 25
- Data sheets: [TCDS A22CE](https://openairdocs.org/tcds/A22CE)
- Certificate PDF: https://openairdocs.org/files/sha256/2e/48/2e48ff155abe11d8a9d799a4757d50e890ba3cecfac52a4db9fc778dd358abc0
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/C086825E5901346A862580100058BECE.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/ST00063MC

## ADs that name it (0)

None.

## Approved models (3)

- Textron Aviation Inc. 550 ([TCDS A22CE](https://openairdocs.org/tcds/A22CE))
- Textron Aviation Inc. 560 ([TCDS A22CE](https://openairdocs.org/tcds/A22CE))
- Textron Aviation Inc. 560XL ([TCDS A22CE](https://openairdocs.org/tcds/A22CE))

## 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.

Number ST00063MC

This certificate issued to: Stevens Aviation 600 Delaware Street Greenville, South Carolina 29605 Part 25 of the Federal Aviation Regulations.

Original Product - Type Certificate Number : A22CE Make: Cessna Model: 550, 560, 560XL Description of Type Design Change: Installation of Universal Avionics Dual UNS-1Espw upgrade in accordance with Stevens Aviation Master Data List, Document Number 41-001-003, Revision C, dated April 7, 2011, or later FAA approved revision.

1. Instruction for Continued Airworthiness Stevens Aviation Document Number 41-812-004, Revision A, dated April 15, 2011, or later FAA approved revision, shall be made available to the operator at the time of installation.

2. The Airplane Flight Manual Supplements, Document Number 41-818-005, Revision IR, dated May 13, 2011, or later FAA approved revisions, is required and must be carried in the aircraft during all flights.

(See continuation sheet 3 of 3 for additional limitations)

(Signature) Ronald K. Rathgeber Manager Military Certification Office (Title)

Transfer the ownership of the Supplemental Type Certificate Number to (Name of transferee) (Address of transfer) (Number and street)

(City, State, and Zip code) from (Name of grantor) (Print or type) (Address of grantor) (Number and street)

(City, State, and Zip code) Extent of Authority (if licensing agreement):

Signature of grantor (In ink):

Number ST00063MC Limitations and Conditions:

3. 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.

4. Compatibility of this design with previously approved modifications must be determined by the installer.

-------------------------------------------------------END------------------------------------------------------ --

## Every issue (1)

- May 13, 2011: Issued, Current. [certificate](https://openairdocs.org/files/sha256/2e/48/2e48ff155abe11d8a9d799a4757d50e890ba3cecfac52a4db9fc778dd358abc0)

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