# STC SA3437SW-D

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Century Flight Systems Inc, United States
- Description: Installation of Century Automatic Flight System Model AK942, consisting of a Century IIB autopilot with optional radio coupler.
- Applied: November 11, 1985
- Status date: November 21, 1985
- Product: Aircraft, Small Airplane
- Certification basis: Part 21
- Data sheets: [TCDS A-765](https://openairdocs.org/tcds/A-765)
- Certificate PDF: https://openairdocs.org/files/sha256/d0/b5/d0b5efd5fb9be1fca7e8bf30d735541dee2dfa420602f5269df05fb39ec63ce2
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/267D23E55F39DEFE85256CC2000A980F.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA3437SW-D

## ADs that name it (0)

None.

## Approved models (14)

- Beechcraft Corporation 3N ([TCDS A-765](https://openairdocs.org/tcds/A-765))
- Beechcraft Corporation 3NM ([TCDS A-765](https://openairdocs.org/tcds/A-765))
- Beechcraft Corporation 3TM ([TCDS A-765](https://openairdocs.org/tcds/A-765))
- Beechcraft Corporation C-45G ([TCDS A-765](https://openairdocs.org/tcds/A-765))
- Beechcraft Corporation C-45H ([TCDS A-765](https://openairdocs.org/tcds/A-765))
- Beechcraft Corporation D18C ([TCDS A-765](https://openairdocs.org/tcds/A-765))
- Beechcraft Corporation D18S ([TCDS A-765](https://openairdocs.org/tcds/A-765))
- Beechcraft Corporation E18S-9700 ([TCDS A-765](https://openairdocs.org/tcds/A-765))
- Beechcraft Corporation G18S ([TCDS A-765](https://openairdocs.org/tcds/A-765))
- Beechcraft Corporation H18 ([TCDS A-765](https://openairdocs.org/tcds/A-765))
- Beechcraft Corporation JRB-6 ([TCDS A-765](https://openairdocs.org/tcds/A-765))
- Beechcraft Corporation RC-45J ([TCDS A-765](https://openairdocs.org/tcds/A-765))
- Beechcraft Corporation TC-45H ([TCDS A-765](https://openairdocs.org/tcds/A-765))
- Beechcraft Corporation TC-45J ([TCDS A-765](https://openairdocs.org/tcds/A-765))

## 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.

United £tatti of America Bcpartment of Transportation —federal atriation administration Supplemental t^pe Certificate rMe'> <SltaM/a£u> CJpijziruM <-Jvcaue/ <yuvmvW' SA3437SW-D Century Flight Systems, Inc.

F,M. H95 P.O. Box 610 Mineral Wells, Texas 76067 Civil Air A765 Beech JRB-6, DISC, D18S, E18S-9700, G18S, H18, RC45J, 3N, 3NM, 3TM, C45G, C45H, TC45H and TC45J (SNB-5) 'nj24':

Installation of Century Automatic Flight System Model AK942 consisting of a Century IIB Autopilot with optional Radio Coupler according to Bulletin No. 1073, dated 11-11-85 and Master Drawing List No, 87A1150, dated 11-11-85.

Also approved for Beech Model RC45J when modified per Beech Dwg. 404-001100, and Beech models 3N, 3NM and 3TM when modified per Beech Dwg.

18-5011; also all models on this STC except Beech Models JRB-6, DISC, and RC45J, when modified in accordance with Hamilton Aircraft Company, Inc. STC SA572WE.

FAA/DAS Approved Airplane Flight Manual Supplement, P/N 68S981, dated 11-11-85 is required.

Compatibility of this modification with other previously approved modifications must be determined by the installer, ^Si^ *xr^tJ'<jM& ^nd Jfa AjjSifi&^n^ d&^ Mn^ &i^ri4m&&>n-*c^^ >Sievmvni&&a&>r'J<y^n4' ^/j~S* — r *'* (Signature) William L, Johns DAS Staff Conrrlinal-nr, HAS 7 ftW (Title)

This certificate may bt transferred in accordance with FAR 21.17.

fA* fo*M eno-2 (io-*ai

.NSTRUCTIONS: The transfer endorsement be.ow m.y be used ———I* .he appropriate FAA Kepona, Office of the transfer of this Supplemental Type Certificate.

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

TRANSFER ENDORSEMENT Transfer Ac ownership of Supplemental Type Certificate Number to (Name of transferee) _ (Address of transferee) __ from (Name of grantor) (Print or type).

(Address of grantor) Extent of Authority (if licensing agreement):

Signature of grantor (In ink):

## Every issue (1)

- November 21, 1985: Issued, Current. [certificate](https://openairdocs.org/files/sha256/d0/b5/d0b5efd5fb9be1fca7e8bf30d735541dee2dfa420602f5269df05fb39ec63ce2)

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