What was found
AIRCRAFT IN BASE MAINTENANCE: CORROSION ON AFT PASSENGER CABIN INTERCOSTAL FLOOR SUPPORT LOCATED BETWEEN BS 947 AND 957, AT LBL 50. REPLACED INTERCOSTAL PER AARD 51-00-05-1, SRM 51-40-02, AND SRM 51-10-02-0G.
- Difficulty date
- September 8, 2022
- Submitted
- October 5, 2022
- Operation
- Air carrier
- Aircraft
- N852NN
- Make and model
- Boeing 737823
- Aircraft serial
- 40581
- Aircraft time
- 36,012 hours, 14,913 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Floor Support
- Part number
- 147A5660Y21
- Condition
- Corroded
- Location
- Bs 947-957
- 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.