STC SA146SW

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA1465W This certificate issued to: Signature Flight Support Corporation, a Delaware Corporation 7511 Lemmon Avenue, Hangar C Dallas, TX 75209 Certifies that the change in the type design for the following product with the limitations and conditions therofor as specified hereen meet's the airworthiness requirement's of Part SR407 of the Civi1 Air Regulations.

Original Product Type Certificate Number: 723 Make: Lockheed Model: 18 Description of Type Design Change:

Installation of Lear L5 autopilot in accordance with Drawing List SD420000-1A dated 10/19/62, and DCN B-1 dated 2/9/66, or later FAA approved revision.

This STC is part of the basic Howard 250 and H250 Tri-Gear configurations and the flight manuals for these models apply.

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

Date of Application: October 16, 1962 Date Reissued: 9/4/92; 12/21/98; 8/31/00 Date of Issuance: October 22, 1962 Date Amended: June 30, 1982 Rev. 9 FEDERAL AVIATION By Direction of the Administrator Gany BReach (Signature)

s. Frances cox TOMINISTRATO Manager, Special Certification Office, Southwest Region (Title) or both.

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name of transferee) (Address of transferee) (Number and street) (City, State, and ZIP code ) from (Name of grantor) (Print or type).

(Address of grantor) (Number and street) (City, State, and ZIP code ) Extent of Authority (if licensing agreement):

Signature of grantor (In ink):

FAA AC 69-5536