MANAGEMENT SYSTEM CERTIFICATE

TRINITY FORGE, INC.

at

947 Trinity Drive, Mansfield, TX 76063

940 Trinity Drive, Mansfield, TX 76063

has been found to conform to the Management System Standard:

ISO 9001:2000 and EN/JISQ/AS9100:2004

and has been audited in accordance with the requirements of:

AS9104A

Det Norske Veritas Certification, Inc. is accredited under the Aerospace Registration Management Program. This Certificate is valid for the following product or service ranges:

FORGING AND MACHINING SERVICES (EXCLUDING CLAUSE 7.3 DESIGN)

Place and date: Initial Certification date:

April 15, 1993 Houston, Texas, April 15, 2008

for the Accredited Unit: This Certificate is valid until:

April 14, 2011

The audit has been performed under the supervision of

Richard Gammenthaler

Lead Auditor

Lack of fulfilment of conditions as set out in the Certification Agreement may render this Certificate invalid. DET NORSKE VERITAS, 16340 PARK TEN PLACE, HOUSTON, TX 77084, TEL: 281-721-6600 -WWW.DNVCERT.COM