What was found
CRACK ON STIFFENER LOCATED AT STA 120.30 FRONT SPAR ON RH HORIZONTAL STABILIZER ; 2021-461077 / [01] INSTALLED STIFFENER AND FASTENERS LOCATED AT STA 120.30 FRONT SPAR ON RH HORIZONTAL STABILIZER IAW B737-700 SRM 51-40-02 AND DGW # 182A8401 REV F.; [02] CORRECTED STEP 1; REPLACED; STIFFENER AND FASTENERS LOCATED AT STA 120.30 FRONT SPAR ON RH HORIZONTAL STABILIZER IAW B737-700 SRM 51-40-02 AND DGW # 182A8401 REV F.; [03] CORRECTED STEP 1 AND 2; REPLACED; STIFFENER AND FASTENERS LOCATED AT STA 120.30 FRONT SPAR ON RH HORIZONTAL STABILIZER IAW B737-700 SRM 51-40-02 AND DGW # 182A8401 REV F. SEE INDIVIDUAL STEP SIGN OFFS BELOW; [04] REPLACED; STIFFENER AND FASTENERS LOCATED AT STA 120.30 FRONT SPAR ON RH HORIZONTAL STABILIZER IAW B737-700 SRM 51-40-02 AND DGW # 182A8401 REV F. SEE INDIVIDUAL STEP SIGN OFFS BELOW.. RII ITEM