STC ST00170LA-D

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number STO0170LA-D Certificate This certificate issued to: Hollingsead International SURRENDERED 2226 Goodyear Avenue 6-23-09 Ventura, California 93003 on _ Certifies that the change in the type design for the following product with the limitations and condition's therefor as specified hereen meet's the airworthiness requirement's of Part 25 of the Federal Aviation Regulations.

Original Product Type Certificate Number A16WE Make: BOEING Model: 737-200 Description of Type Design Change:

Installation of Provisions For the Seat Back Telephones in Passenger Seats in accordance with Regent Aerospace Corporation Documentation:

• Component Parts Drawing List No. DL-30-1, Rev. G, dated 4/22/97, or later FAA approved revisions.

This approval should not be incorporated on any certificated product of this model on which other approved modifications are incorporated, unless it is determined that the interrelationship between this change and any of those previously incorporated modifications will not introduce any adverse effect upon the airworthiness of the certificated product. A copy of the STC must be included in the permanent records of the modified aircraft.

This STC certifies the installation of provisions for seat-back mounted Claircom Model 496 Air Terminal System phones in the Regent Aerospace Corporation passenger seats specified and installed per Regent LOPA Drawing 4022, rev. A, Dated April 22, 1997. If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission.

Date of Application: September 26, 1996 Date Reissued: April 1, 1998; June 13, 2005;

May 14, 2007 Date of Issuance: May 2, 1997 Date Amended:

FEDERAL AVIATION By Direction of the Administrator Calt K. Woo (Signature) Manager, Technical & Administrative Support TOMINISTRATO Staff, Los Angeles Aircraft Certification Office (Title)

TRANSFER ENDORSEMENT Transfer the ownership of the Supplemental Type Certificate Number_ to (Name of transferee) (Address of transfer) (Number and street) (City, State, and Zip code) from (Name of grantor) Print or type) (Address of grantor) (Number and street) (City, State, and Zip code) Extent of Authority (if licensing agreement):

Signature of grantor (In ink):