- Difficulty date
- March 7, 2021
- Submitted
- April 5, 2021
- Operation
- Air carrier
- Make and model
- Boeing 7377H4
- Aircraft serial
- 32490
- Aircraft time
- 53,274 hours, 31,733 cycles
- Part
- Stiffener
- Condition
- Cracked
- Location
- L/H Horiz. 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
L/H HORIZONTAL STABILIZER RIB 1 STA 92.70; 2ND VERTICAL STIFFENER POSSIBLE CRACK. / REPAIRED L/H HORIZONTAL STABILIZER RIB 1 STAB STA 92.70; 2ND VERTICAL STIFFENER IAW SRM 55-10-09-2R-4; 51-40-02-0G-0; DWG #'S: 182A1500; 132A3001; 002A0001. 59796C 16MAR21