STC SA2-1158

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number 5R2-1158 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 therefor as specified hereon meets the airoorthiness requirement's of Part SRA0T of the Civil Air Regulations Original Product Type Certificate Number : 723 Make: Lockheed Model: 18 Description of Type Design Change:

Fuel tank access port cover wing centersection L-18 manufactured in accordance with Drawing List SD401000-1 dated 5/21/61 and HAI Report 300, or later FAA approved revision.

This STC is part of the basic H250 Tri-Gear Configuration and is covered by the flight manual for the H250 Tri-Gear modifications.

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

9 FEDERAL AVIATION By Direction of the Administrator (Signature) for S. Frances Cox TOMNISTRATO Manager, Special Certification Office, Southwest Region (Title) or imprisonment not exceeding 3 years, 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 RIP code) Extent of Authority (if licensing agreement): - Date of Transfer:

Signature of grantor (In ink): - FAA AC 69-5536