LH MLG Overhaul.pdf

This is an FAA Form 8130-3 Authorized Release Certificate documenting the overhaul and airworthiness approval of a main landing gear assembly for a Boeing 737-400 aircraft. The work was performed by Summit Aerospace, located at 1260 NW 57 Avenue, Miami, FL 33126, with work order/contract number 55037470. The component overhauled was the Main Gear Installation, Left Hand (part number 65-73761-119, serial number MC03102P1589), completed on July 1, 2018, and approved under FAA airworthiness approval number EASA.145-5462. The certificate was authorized by Luis Mazuelos on September 11, 2018, and indicates the work was performed in accordance with EASA Part 145 regulations with approval for return to service under 14 CFR 43.9.

The supporting documentation includes detailed historical life-limited components tracking for the main landing gear assembly and MLG side strut assembly, showing off-log and on-log status for numerous parts with their cycling limits and remaining service life. Additionally, the file contains a comprehensive service bulletins and service letters summary applicable to the 737-400 main landing gear system, listing 17 modifications and airworthiness directives that were previously embodied or embodied at overhaul, including lubrication provisions, corrosion prevention measures, damper assembly rework, actuator beam inspections, and high-strength steel component cadmium plating requirements. The documentation confirms that all work was accomplished in accordance with Title 14, Code of Federal Regulations, part 43.