As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT HORIZONTAL STAB LOWER SKIN IS CRACKED 1.250" AT STA. 175.50 (MARKED) GROUNDED - YES. CUT OUT DAMAGE AND REPAIRED LOWER SKIN IAW B737-800 SRM 55-10-01-2R-11. THIS IS A CATEGORY B REPAIR WITH AN INSPECTION THRESHOLD OF 56,000 FLIGHT CYCLES AND 9,000 FLIGHT CYCLE INTERVAL