What was found
DURING ROUTINE C-CHECK FOUND FLIGHT DECK FIRST OFFICER SEAT TRACKS AFT SET HOLES ELONGATED. REMOVED SEAT TRACKS. ORIGINAL THICKNESS WAS .125, REMOVED .040 MATERIAL, .080 REMAINING, OUT OF LIMITS. FABRICATED STRAPS FROM .040 THICK 301 STAINLESS STEEL. LOCATED, DRILLED AND INSTALLED REPAIR STRAPS WET WITH SEALANT AND FASTENERS. REINSTALLED SEAT TRACKS AND FUNCTIONAL CHECKED GOOD IAW DC8 SRM 51-1-20-D, 53-2-3, 25-11-1 AND 51-1-11.