# STC SA4381WP

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: CheckSix AeroSolutions, LLC, United States
- Description: Replacing the instrument panel.
- Applied: July 30, 1981
- Status date: October 13, 2023
- Product: Aircraft, Small Airplane
- Data sheets: [TCDS A-777](https://openairdocs.org/tcds/A-777)
- Certificate PDF: https://openairdocs.org/files/sha256/da/73/da7317bd39811c965cdc22006bcbf4ca65bc46871fa6af4b0a656bcdd6edd537
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID191633575420231018192838.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA4381WP

## ADs that name it (0)

None.

## Approved models (8)

- Textron Aviation Inc. 35 ([TCDS A-777](https://openairdocs.org/tcds/A-777))
- Textron Aviation Inc. A35 ([TCDS A-777](https://openairdocs.org/tcds/A-777))
- Textron Aviation Inc. B35 ([TCDS A-777](https://openairdocs.org/tcds/A-777))
- Textron Aviation Inc. C35 ([TCDS A-777](https://openairdocs.org/tcds/A-777))
- Textron Aviation Inc. D35 ([TCDS A-777](https://openairdocs.org/tcds/A-777))
- Textron Aviation Inc. E35 ([TCDS A-777](https://openairdocs.org/tcds/A-777))
- Textron Aviation Inc. F35 ([TCDS A-777](https://openairdocs.org/tcds/A-777))
- Textron Aviation Inc. G35 ([TCDS A-777](https://openairdocs.org/tcds/A-777))

## 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 (03/21) Page 1 of 2 SA4381WP CheckSix AeroSolutions, LLC 2132 E Avion St., Suite A Ontario, CA 91761 Part 3 the Civil Air Regulations A-777 Beech 35,A35, B35,C35, D35, E35, F35,G35 Replace instrument panel in accordance with Aviation Enterprises, Inc., Drawing Number AEC-P-2001, Revision D, dated March 30,1981, or later FAA approved revision.

Approval of this change in type design applies to the above model aircraft only. This approval should not be extended to other aircraft of this model on which other previously approved modifications are incorporated unless it is determined by the installer that the relationship between this change and any of those other previously approved modifications, including changes in type design, will introduce no adverse effect upon the airworthiness of that aircraft. A copy of this Certificate must be maintained as part of the permanent records for the modified aircraft.

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.

July 30, 1981 August 11, 1995; October 23, 2003; April 15, 2022, June 10, 2022; July 27, 2023; October 13, 2023 October 23, 2003 for Manager, West Certification Branch December 8, 1981 effective November 13, 1947.

## Every issue (5)

- October 13, 2023: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/da/73/da7317bd39811c965cdc22006bcbf4ca65bc46871fa6af4b0a656bcdd6edd537)
- July 27, 2023: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/f8/dc/f8dc75cce047504ca1fbf1718dd5a9ceca0563d132d00a88a16cdddb6b8f8e9d)
- June 10, 2022: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/2f/65/2f65ac6da98c47d977f071c6a158a0496e4c4ec476d08efb1914a84fcc51848e)
- April 15, 2022: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/f0/c9/f0c9a8d3fd11995bd4c8a79f36b10d56240992951828ca1662d1b07ce770404a)
- October 23, 2003: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/4c/53/4c53b0b99be435f5392784a26bfc901e67ba66e9e501ad34c493116d69cdd4ce)

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