- Difficulty date
- April 1, 2020
- Submitted
- April 9, 2020
- Operation
- Air carrier
- Aircraft
- N551WN
- Make and model
- Boeing 73776Q
- Aircraft serial
- 30280
- Aircraft time
- 59,009 hours, 36,487 cycles
- Part
- Stiffener
- Part number
- 182A7401
- Condition
- Cracked
- Location
- Lt Horiz Stab
- Stage of operation
- IN
- How discovered
- V
- 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
LT HORIZONTAL STAB RIB AT STAB STA 129.50 3RD-FROM-FWD STIFFENER CRACKED / REPAIRED LT HORIZ. STAB RIB AT STAB STA 129.50 3RD STIFFENER IAW SRM 55-10-09-2R-4; DWG; 182A7401; DWG 182A1500; DWG 182A3001; DWG 002A0001; MM 27-31-41-400-801; SRM 55-10-09-7R-5 AND SOPM 20-50-01.