TransDigm Group (TDG) has entered into a definitive agreement to acquire Arkwin Industries, Inc., for approximately $286m in cash. The acquisition, subject to regulatory approvals and other customary closing conditions, is expected to close in the third quarter of fiscal 2013. Arkwin, located on Long Island, New York, manufactures proprietary, highly engineered aerospace hydraulic and fuel system components for commercial and military aircraft, helicopters and other specialty applications. The major commercial end-use platforms include the Boeing 737 and 777, Airbus 320, and Bombardier and Embraer regional jets. The major military end-use platforms include the Lockheed JSF, C-130 and F-16; Sikorsky SH-60, S-76 and S-92; Boeing CH-47 and F/A-18. Additionally, the Company has product positions on various ground-based aero derivative turbine engines. Arkwin had calendar year 2012 revenues of approximately $95m. Aftermarket accounts for approximately 40% of the revenues and the commercial market about 50% of the revenues.