- Difficulty date
- April 28, 2021
- Submitted
- June 3, 2021
- Operation
- Air carrier
- Aircraft
- N738CB
- Make and model
- Boeing 7377H4
- Aircraft serial
- 27870
- Aircraft time
- 74,656 hours, 44,175 cycles
- Part
- Rib
- Condition
- Cracked
- Location
- Horizontal Stab
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CRACK FRONT SPAR INSPAR RIB LOWER HORIZONTAL INBOARD FLANGE AT STAB STA 147.90 RT HORIZONTAL STAB / PERFORMED REPAIR RIB FRONT SPAR LOWER HORIZONTAL INBOARD FLANGE AT STAB STA 147.90 RT HORIZONTAL STAB IAW B737-700 SRM 55-10-09-2R-5 REPAIR 5 FIGURE 205 SHEET 3