STC SA3488SW-D

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA3488SW-D This certificate issued to: Century Flight Systems, Inc.

3003 FM 1195 P.O. Box 610 Mineral Wells, TX 76067 Part 23 of the Federal Aviation Regulations:

Original Product - Type Certificate Number: A29CE Make: BEH Model: 76 Description of Type Design Change: Installation of Century Automatic Flight System Model AK995 consisting of a Century 2110/2130/2131/2150/2151 Autopilot per Bulletin No. 2053, dated 07-08-91 Revision 3 dated 06-26-98 and Master Drawing List No. 87A1217, dated 07-08-91 Revision C dated 06-26-98 and/or later FAA/DAS approved revision.

Limitations and Conditions: FAA/DAS Approved Pilot's Operating Handbook and FAA/DAS Approved Airplane Flight Manual Supplement, P/N 68S1052 dated 09-20-91 Revision 1 dated 06-26-98. Also Century 2000 Autopilot Operator's Manual P/N 68S1035 dated 07-15-86 Revision dated 12-19-97 and/or later FAA/DAS Approved Revision.

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

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.

1 6-30-98 By Direction of the Administrator Teleo R Faten (Signature) TOMINSTRATO William R. Watson DAS Staff Coordinator DAS 7 SW (Title)

FAA Form 8110-2(10-68) This certificate may be transferred in accordance with FAR 21.4?

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name of transferee) _ (Address of transferee) (20018s pro sequens") from (Name of grantor) (Print or sype) (Address of grantor) (Number and sireel ;

(City, Stake, and ZIP code) Extent of Authority (if licensing agreement):

Date of Transter:

Signature of grantor (In ink): - + 11 = r. 0~. 1090-682.080