What was found
LH STA 1040 LBL 20, COMMON TO THE PRESSURE DOME FLOOR STRUCTURE HAS CORROSION. GROUNDED - YES. REMOVED DAMAGE FROM FLOOR STRUCTURE IAW B737-700 SRM 53-70-51-1A-1 FOUND IN LIMITS W= 1INCH O= .063 R= .060 L= .060 D= .003.
- Difficulty date
- August 22, 2023
- Submitted
- September 14, 2023
- Operation
- Air carrier
- Aircraft
- N611AS
- Make and model
- Boeing 737790
- Aircraft serial
- 29753
- Aircraft time
- 72,303 hours, 37,838 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Intercostal
- Part number
- 147A5115
- Part serial
- NSN
- Condition
- Corroded
- Location
- Unknown
- Stage of operation
- IN
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.