STC SH2297NM

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number 5H2297 NM This certificate issued to: Arnav Systems, InC.

Purt 29 of thef ederal Aviation Regulations Original Product -İype bertificate Number: H13EU Make: Messerschmitt-Bolkow-Blohm Gmbh Model: MBB-BK 117 A-1 Description of Type Design Change: Installation of Silver Instruments Fueltron IIIPT-IGS, IIIPT-IPS, IIIPT-ILS, or IIIPT-IKS digital fuel flow indicating system in accordance with FAA approved Silver Instruments Master Drawing List No. A02073 "NC", dated June 15, 1984, or later FAA approved revision.

Limitations and Conditions: Approval of this change in type design applies basically to the above model helicopter only. This approval should not be extended to other aircraft of this model on which other previously approved modifications are incorporated unless it is determined that the relationship between this change and any of those other previously approved modifications will introduce no adverse effect upon the airworthiness of that helicopter. A copy of this Certificate, and FAA Approved Silver Instruments Rotorcraft Flight Manual Supplement S235, dated July 17, 1984, must vendered, suspended, revoked, or a termination dale is therwise established by the Sidministrate x if the Federal Aviation Administration Date of Application: December 12, 1983 Saterfissiance: JUTy 17, 1984

FEDERAL AVIATION Inte missued: April 29, 1991 Talcumended April 29, 1991 By Direction of the Administrator Senature TOMINISTRAND Aircraft certification Office (Title)

FAA FORM 8| 10-2 (10-68)