What was found
WEB ON STIFFENER AT STATION 971 LBL 90 HAS DAMAGED HOLE. REMOVED, FABRICATED AND REPLACED NEW STIFFNER AT STATION 971 LBL 90 IAW ENGINEERING ORDER 74783FAB01.
- Difficulty date
- September 27, 2021
- Submitted
- October 19, 2021
- Operation
- Air carrier
- Aircraft
- N1439A
- Make and model
- Boeing 76733AER
- Aircraft serial
- 28495
- Aircraft time
- 74,880 hours, 17,901 cycles
- System (JASC)
- 5100 · Standard Practices/Structures
- Part
- Stiffener
- Part number
- 145T8752181
- Condition
- Cracked
- 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.