STC SA3738NM

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA3738NM This certificate issued to: Learjet InC.

8220 West Harry Street P. O. Box 7707 and fies the the change in the type sages for the filling prated eth thetenelation and conditions thereforas specified hereon meets the airworthiness requirements of Purt 25 of thEederal Aviation Regulations. (For certification basis, see T.C. Data Sheet A10CE.)

Original Product - Type bertificate Number: A10CE Make: Learjet Model: 55 (S/N 55-001 through 55-126) Description of Type Design Change: Installation of dual Globa1 GNS-500A Omega/VLF Navigation Systems in accordance with FAA sealed Gates Learjet Corporation (GIC) Master Document List No. M100005, cevision N/C dated May 14, 1987, or later FAA sealed revision.

GIC Airplane Flight Manual Supplement, Document No. M1003, FAA approved on August 25, 1987, or later FAA approved revision, is required as part of this modification.

Limitations and Conditions: The approval of this change in type design applies only to the aforementioned Gates Learjet Model 55 airplanes. This approval should not be extended to other specific airplanes of these models on which other previously approved modifications are incorporated, unless it is determined that the interrelationship between this change and any of those other previously approved modifications will introduce no adverse ffect upon the airwortniness or that alrplane

Date of Application: June 5, 1981 Date Reissued: October 11, 1988;

June 22, 1990 Date of Issuance: August 27, 1987 Date Amended:

FEDERAL AVIATION By Direction of the Administrator Ronald K. Rathske TO MINISTRATO I Lawrence A. Herron, Manager Wichita Aircraft Certification Office (Title)

47.