# STC SA3041SW-D

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Century Flight Systems Inc, United States
- Description: Installation of Mitchell automatic flight system model AK518 consisting of Century III autopilot with optional command/ automatic electronic pitch trim, radio coupler and glide slope coupler
- Applied: January 7, 1975
- Status date: June 22, 1984
- Product: Aircraft, Small Airplane
- Certification basis: Part 21
- Data sheets: [TCDS A17EU](https://openairdocs.org/tcds/A17EU)
- Certificate PDF: https://openairdocs.org/files/sha256/00/b9/00b935cab8e43c2febffc5a9f841e863c85f4c7630849796923b5cee296a9b57
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/2712CE2FB59415A285256CC2000A9312.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA3041SW-D

## ADs that name it (0)

None.

## Approved models (15)

- B-N Group Ltd. BN-2 ([TCDS A17EU](https://openairdocs.org/tcds/A17EU))
- B-N Group Ltd. BN-2A ([TCDS A17EU](https://openairdocs.org/tcds/A17EU))
- B-N Group Ltd. BN-2A-2 ([TCDS A17EU](https://openairdocs.org/tcds/A17EU))
- B-N Group Ltd. BN-2A-20 ([TCDS A17EU](https://openairdocs.org/tcds/A17EU))
- B-N Group Ltd. BN-2A-21 ([TCDS A17EU](https://openairdocs.org/tcds/A17EU))
- B-N Group Ltd. BN-2A-26 ([TCDS A17EU](https://openairdocs.org/tcds/A17EU))
- B-N Group Ltd. BN-2A-27 ([TCDS A17EU](https://openairdocs.org/tcds/A17EU))
- B-N Group Ltd. BN-2A-3 ([TCDS A17EU](https://openairdocs.org/tcds/A17EU))
- B-N Group Ltd. BN-2A-6 ([TCDS A17EU](https://openairdocs.org/tcds/A17EU))
- B-N Group Ltd. BN-2A-8 ([TCDS A17EU](https://openairdocs.org/tcds/A17EU))
- B-N Group Ltd. BN-2A-9 ([TCDS A17EU](https://openairdocs.org/tcds/A17EU))
- B-N Group Ltd. BN-2B-20 ([TCDS A17EU](https://openairdocs.org/tcds/A17EU))
- B-N Group Ltd. BN-2B-21 ([TCDS A17EU](https://openairdocs.org/tcds/A17EU))
- B-N Group Ltd. BN-2B-26 ([TCDS A17EU](https://openairdocs.org/tcds/A17EU))
- B-N Group Ltd. BN-2B-27 ([TCDS A17EU](https://openairdocs.org/tcds/A17EU))

## 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.

Bcpartment of transportation —federal aoiation administration Supplemental 'Cuje Certificate isKte-mtW'SA3Q41SW-D 3^ ***£&**&, Century Flight Systems, Inc. - .• P.M. 1195 P. 0. Box 610 Mineral Wells, TX 76067 dk&Jt>G£c>u>tyMJ^

21.29 *^J&& Federal Aviation A 1 7EU '-Britten Norman BN-2, BN-2A, BN-2A-2, BN-2A-3, BN-2A-6, BN-2A-8, BN-2A-9, BN-2A-20, BN-2A-21, BN-2A-26, BN-2A-27.

BN-2B-20, BN-2B-21, BN-2B-26, & BN-2B-27 Installation of Mitchell Automatic Flight System Model AK518 consisting of Century III Autopilot with Optional Command/ Automatic Electronic Pitch Trim, Radio Coupler and Glide Slope Coupler according to Bulletin No. 610, Revision B, dated 1-28-82 and Master Drawing List No, 87A762, Revision H, dated 1-28-82 and/or later FAA Approved Revisions of the above data.

FAA/DAS Approved Airplane Flight Manual Supplement, P/N 68S218, Revision 2, dated 1-28-82 is required for Britten Norman Models BN-2A-3, BN-2A-9, BN-2A-21, BN-2A-27, BN-2B-21, BN-2B-27. FAA/DAS Approved Airplane Flight Manual Supplement, P/N 68S224 for Britten Norman Models BN-2, BN-2A, BN-2A-2, BN-2A-6, BN-2A-8, BN-2A-20, BN-2A-26, BN-2B-20, BN-2A-26, BN-2B-20, BN-2B-26, Revision 2, dated 1-28-82 is required and/or later FAA Approved Revisions of the above supplements.

j21ab|bdi££$eShg ^1[j£a?;/fth °thSr P^^y -PP«ved modifications ^nt^'^eff^tca&jtnafAf^t^^t^ff^t.na'^ta^u x*7*iOT-*j- £ne *-aAt& Ji-f j>ftSi<n-t-a/Ai'<4it*/rt-tnain tfn^^dfrf/fvrt/JvAti'r- 'avfiAnea<&•<&*nf -Pitt/TfitfitJ/pa/t-f tif tVtf 2-28-75; 6-23-75; 10-28-75;

8-17-79; 2-15-82; 6-22-84, Revision 6 tJ'4ne •^'/f Don P. Watson Manager, Aircraft Certification Division Southwest Region t'f-tU)

Tkis certificate may be traiufetred in aciordante until f-AR 21.17.

FAAFoulllO-KIO-tl)

INSTRUCTIONS: Tha transfer endorsement below may be used to notify the appropriate FAA Regional Offica of tha transfer of the Supplemental Type Certificate.

Tha FAA will reissue the certificate in the name of tha transferee and forward it to him.

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Nmnber_ to (Name of transferee) (Address of transferee) (Number and street) (City, State, and ZIP code) from (Name of grantor1) (Print OJT type) (Address of grantor) (Number £ street) (City, State, and ZIP code) Extent of Authority (if licensing agreement):

Signature of grantor (In ink)

## Every issue (1)

- June 22, 1984: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/00/b9/00b935cab8e43c2febffc5a9f841e863c85f4c7630849796923b5cee296a9b57)

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