10/10/18: 9.35Hrs 1: : Six holes were match-drilled on F-1237F using F-1237A. : The parts were deburred. : F-1237A was riveted to F-1237F. : Four holes were final-drilled #12 on each of the seatback assemblies. : The parts were deburred.
10/11/18: 1.25Hrs 7: F-1237B, F-1237D and F-1237C L&R were riveted to each one of the seatback assemblies
Step 8 pending after painting.
08/08/20 .4Hrs F-00120-R and F-00121-L were bolted to the lower corners of the Seatback Assembly.