# STC SA3477SW-D

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Century Flight Systems Inc, United States
- Description: Installation of Century Command Electric Trim System Model AK984.
- Applied: June 27, 1988
- Status date: August 22, 1988
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 2A3](https://openairdocs.org/tcds/2A3)
- Certificate PDF: https://openairdocs.org/files/sha256/71/6d/716d6f266ac649ad4976c1ead4a94a8904c7064cdd9c331d34e67e5945a34b20
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/1574EAB11F20F66A85256CC2000A9873.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA3477SW-D

## ADs that name it (0)

None.

## Approved models (1)

- Mooney International Corporation M20J ([TCDS 2A3](https://openairdocs.org/tcds/2A3))

## 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.

tinted $tatu of amrrica Bcpartmcnt of transportation —Jfedcral Nation administration Supplemental 'Cujc Certificate <ybwmv€v SA3477SW-D *-/l&&u/a£u>nd,:

Century Flight Systems, Inc.

P.M. 1195 P.O. Box 610 Mineral Wells, Tx 76067 ^ 3 ^J&& Civil Air 2 A3 Mooney M20J Installation of Century Command Electric Trim System Model AK984 according to Bulletin No. 2041, dated 7-01-88 and Master Drawing List No. 87A1195, dated 7-01-88 (28 Volt System) and/or later FAA approved revision.

FAA/DAS approved Pilot's Operating Handbook and FAA/DAS approved Airplane Flight Manual Supplement, P/N 68S1022, dated 7-01-88 and/or later FAA/DAS approved revision. Placard P/N 13A990-1 is required.

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

6-27-88 Slate 8—22—88 (Signature) William J. Thomas Staff Coordinator DAS 7 SW (Title)

FAA Fou> 81 10-2 (10-68)

.NSTRUCTIONS: The transfer endorsement below may be used .o notify .he appropria.e FAA Kepona. Office of the transfer of ihii Supplemental Type Certificate.

The FAA will reissue .he certifica.c in .he name of .he transferee and forward i. .o him.

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name of transferee).

(Address of transferee). I .Vumtxr mnJ Ortti) from (Name of grantor) (Print or type).

(Address of grantor) Extent of Authority (if licensing agreement): _ Date of Transfer:.

Signature of grantor (In ink):

## Every issue (1)

- August 22, 1988: Issued, Current. [certificate](https://openairdocs.org/files/sha256/71/6d/716d6f266ac649ad4976c1ead4a94a8904c7064cdd9c331d34e67e5945a34b20)

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