What was found
CORROSION DAMAGE OF 0.016”- 0.020” IN DEPTH WAS DISCOVERED ON THE LOWER R/H BROOM CLOSET ATTACHMENT ANGLE (L533M1052317). REPLACEMENT ANGLE BRACKETS WERE NOT AVAILABLE WITHIN THE SCHEDULED RETURN TO SERVICE DATE. THEREFORE, A REPLACEMENT ANGLE WAS FABRICATED USING 0.050” 2024-T3511 EXTRUSION AND INSTALLED IN ITS PLACE. A DETAILED DESCRIPTION OF THE DAMAGE AND AN APPROVED FABRICATION PROCEDURE IS PROVIDED IN AIR METHODS ENGINEERING AUTHORIZATION 23-5300-EA-5439; INITIAL REVISION DATED 27 JAN 2026 AND IS SUBSTANTIATED BY FAA FORM 8110-3 BY RYAN D. LEE, DER-Y # 905240204, DATED 29 JAN 2026, DER SPECIFIC SEQUENCE # 26RL004AM. FOR MORE INFORMATION, REFERENCE AIR METHODS (UNITED ROTORCRAFT) CRS # 2A6R933B WORK ORDER MG750.