As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RT SIDE AFT LOWER THRUST BEAM CORNER FITTING IS CRACKED REQUIRES EC-SB737-55-1091-400-2 TO BE ASSIGNED TO WORK PACKAGE. ACFT GROUNDED. REPLACED RT HORIZONTAL STABILIZER CENTER SECTION THRUST BEAM CORNER FITTINGS IAW T/C SB737-55-1091-400-2 AND EA 400-55EA-14862.