What was found
ABI - DURING AN MBV INSPECTION, SEAT TRACK BL ZERO AT STA 297 WAS FOUND CORRODED. CUT OUT 11 INCH SECTION OF SEAT TRACK. FABRICATED A 11 INCH LONG EXTRUSION OF 4650000-043 SHPAL 7075-T76511. FABRICATED A 15 INCH LONG U-BEAM OF PLAL 7075-T7351. POSITIONED U-BEAM INSIDE EXISTING SEAT TRACK. INSTALLED SEAT TRACK IN AIRCRAFT. WORK DONE IAW SAAB REPAIR STATEMENT 72SDS1375 AND SAAB 340 SRM 53-70-60. AIRCRAFT OK FOR SERVICE. (X)