- Difficulty date
- October 6, 2020
- Submitted
- October 14, 2020
- Operation
- Air carrier
- Make and model
- Boeing 7378H4
- Aircraft serial
- 35973
- Aircraft time
- 20,442 hours, 9,111 cycles
- Part
- Floorbeam
- Part number
- 143A0060
- Condition
- Cracked
- Location
- Bs 583
- 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
CABIN FLOOR BOARD SUPPORT ANGLE IS CRACKED AT STATION 538 RBL 3 THROUGH RBL 5. / REMOVED FLOOR BOARD 231XF IN PASSENGER CABIN REPLACED SUPPORT ANGLE (PANEL BREAK) AT STA 538 BL '0' - RBL 24. IAW SRM 51-10-02-0G-0; AND DWG 143A0060 REV - . REINSTALLED CABIN FLOOR BOARD 231XF. IAW AMM 53-21-00-400-801.