As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT HORIZONTAL STABILIZER L/E RIB #5 FROM I/B SIDE HAS CRACK.<[01] SUMMARY: REMOVED LEFT HORIZONTAL STABILIZER L/E RIB #5 AS PER B 737 SRM 51-40-02-0G-0.LOCATED AND DRILLED NEW #5 RIB PART # 186A1305-1 AS PER B 737 SRM 51-40-05-0G-0.INSTALLED AT LEFT HORIZONTAL STAB L/E RIB#5 AS PER REF B/737 SRM 5140-02-0G-0 AND DW 186A1305.;[02] VERIFIED STEP 1