As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(LOG 2865609) MAIN CABIN FLOOR SUPPORT STRAP HAS CORROSION ON UPPER SURFACE AT NUTPLATE HOLES BS 947 TO BS 967 LBL 50. REMOVED AND REPLACED MAIN CABIN FLOOR SUPPORT STRAP P/N 147A5660Y21 BETWEEN STA 947 AND STA 967, LBL 50 IAW B737 SRM 51-40-02.