STC SA1775SW

Supplemental type certificate · Century Flight Systems Inc

Holder
Century Flight Systems Inc · United States
Status
Current · Reissued
Status date
July 16, 1984
Applied
November 9, 1973
Product
Aircraft · Small Multi-Engine
Certification basis
Part 21
Data sheet
TCDSA2PC

From FAA DRS, with our copy of the certificate PDF. DRS record last changed December 6, 2025.

What it approves

Installation of Mitchell automatic flight system Model AK391 and AK391FD consisting of Century IV autopilot and Century IV autopilot flight director with command/automatic electronic elevator trim and yaw damper with autotrim.

What the certificate says

From the PDF’s text layer, without the form’s printed wording. Layout and order may differ; the PDF is the record.

Bepartment of tensportation -jftfleral atriation administration Supplemental t^pe Certificate SA1775SW *~/teaa£a&<<>-n&>.

Century Flight Systems, Inc.

P.M. 1195 P. 0. Box 610 Mineral Wells, TX 76067 sdft&t^t/t&jf&eA4]Qsn-^e& •£n&*£wni£4tt (CAR 3) 10/ Civil Ait A2PC Mitsubishi MU-2B-20, MU-2B-25 installation of Mitchell Automatic Flight System Model AK391 and AK391FD consisting of Century IV Autopilot and Century IV Autopilot Flight Director with Command/ Automatic Electronic Elevator Trim and Yaw Damper with Autotrim per Bulletin No. 513 Revision (3) dated 4-8-74 and Master Drawing List 87A685 Revision C dated 4-8-74.

The following FAA Approved Airplane Flight Manual Supplements are required: 1. Dated 12-21-73, revised 5-9-74 for Models MU-2B-20 or MU-2B-25 when Mitchell Autopilot Model AK391 or AK391FD is installed; 2. Yaw Damper Supplement (P/N 68S105) dated 12-21-73 is required. Placard 13A660 is required.

This modification includes Mitsubishi Model MU-2B-25 modified per Mitsubishi Service Recommendation No. 013.

The rudder trim is required with this modification.

f th Other Previously approved modifications i& &w AzJiJ &•?• ^i/vfviiat j^A-tift &frnai'H't'n/4Jy,rfJ ' jtn /i£ ^ff- 'rttatra/i-p if &Lf 5-9-74; 7-16-84, Revision 2November 9, 1973 December 21, 1973 Don P. Watson Manager, Aircraft Certification Division Southwest Region

This certificate may be liaruferred in accorfiaact ivilh hAR 21 .17.

INSTRUCTIONS The transfer endorsement below may be used to notify the appropriate FAA Regional Office of I he transfer of this Supplemental Type Certificate.

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

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number .

to (Name of transferee).

(Address of transferee). and (City. StaU, and ,>//> codi) from (Name of grantor) (Print or type).

(Address of grantor j (Wumbtr and sfierlj , Stall, and $IP adij Extent of Authority (if licensing agreement):

Signature of grantor (In ink):

C FAA AC 69-5536

ADs that name this STC · 0

An AD can apply because an STC is installed, or mention one in its text.

No AD in this release names this STC

Approved models · 2

MakeModelData sheet
Mitsubishi Heavy Industries Ltd.MU-2B-20A2PC
Mitsubishi Heavy Industries Ltd.MU-2B-25A2PC