What was found
FUSELAGE SKIN REPAIR, BETWEEN STA 157 AND STA 162, ABOVE STR-21L: DURING MAINTENANCE CHECK, IAI SHOP DISCOVERED AN EXISTING REPAIR IN FUSELAGE SKIN LOCATED AT THE NOTED AREA. THE FLUSH REPAIR IS LOCATED IN THE EXTRA CRITICAL AREA, FWD TO THE PITOT STATIC PROBE. EXISTING FLUSH DOUBLER DIAMETER: 5.0". THICKNESS: 0.080". EXISTING FILLER DIAMETER IS 1.0".