What was found
AIRCRAFT WAS IN BASE MAINTENANCE. CORROSION FOUND AT STA 947-967, LBL 51-52, OF THE CABIN LEFT HAND SUBFLOOR OUTBOARD INTERCOSTAL. REPLACED THE INTERCOSTAL PER 51-00-05-1 AND INSTALL PRINT 147A5650-55.
- Difficulty date
- November 27, 2018
- Submitted
- November 28, 2018
- Operation
- Air carrier
- Aircraft
- N913NN
- Make and model
- Boeing 737823
- Aircraft serial
- 29571
- Aircraft time
- 19,144 hours, 7,669 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Intercostal
- Part number
- 147A566021
- Condition
- Corroded
- Location
- Fuselage
- 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.