STC SA2-1517

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA2-1517 This certificate issued to: Signature Flight Support Corporation, a Delaware Corporation 7511 Lemmon Avenue, Hangar C Dallas, TX 75209 Part SR407 of the Civil Air Regulations.

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

Centersection structural rework in accordance with Drawing List No. SD101000-E dated 10/29/62 and DCN A-1 dated 10/8/65, or later FAA approved revision.

This STC is part of the basic H250 Tri-Gear configuration.

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

Date of Application: May 18, 1961 Date Reissued: 9/4/92; 12/21/98; 8/31/00 Date of Issuance: August 28, 1961 Date Amended: May 20, 1982 Rev. 9 FEDERAL AVIATION By Direction of the Administrator (Signature) ver S. Frances Cox TOMINISTRATD Manager, Special Certification Office, Southwest Region (Title)

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 RIP code ) Extent of Authority (if licensing agreement); - Date of Transfer:.

Signature of grantor (In ink):

FAA AC 69-5536