STC SH1899NM

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SH1B99NM This certificate issued to: Arnav Systems, INC.

Part 29 of tht ederal Aviation Regulations:

Original Product -TypeCacrificate Number: HINE Make: Sikorsky Model: 5-76A Descripling ypelesignthange: Installation of a Silver Instruments Fueltron IIIPI- IGS, IIIPT-IPS, IIIPT-ILS, or IIIPT-IKS digital fuel flow indicating system in accordance with FAA approved Silver Instruments Master Drawing List A02007 "NC," dated August 12, 1983, or later FAA approved revision.

timilations and bindiliond: Approval of this change in type design applies to the above model helicopter only. This approval should not be extended to other aircraft of pre ust approved had at one wiif patroduce to state affect upon the otheres airworthiness of that helicopter. A copy of this Certificate, and FAR approved Rotorcraft Flight Manual Supplement S223, dated September 28, maintained as part of the permanent records for the modified helicopter.

This certificate and the supporting data which is the basis for approval shall remain in effect unlil sum rendered, suspended, revoked, on a termination date is otherwise established by the Adminis traler if the Federal Aviation Administration Date of Application: August 12, 1983 Jule missued: April 29, 1991 Date of Issuance: September 28, 1983 Date Amended:

FEDERAL AVIATION By Direction of the Administrator Jam GAmef *MINISTRATO Manager, Aircraft Modification Branch Seattle Aircraft Certification Office (Title) 47 FAA FoR B110-2 (10-68)