What was found
STA 986 FLOOR BEAM HAS MULTIPLE SPOTS OF CORROSION. GROUNDED - YES. REMOVED AND REPLACED STA 986 FLOOR BEAM UPPER CHORD IAW BOEING 737-700 SRM 53-70-51-2R-4W=2.00 O=.150 R=0 L=6.00 D=.150.
- Difficulty date
- September 1, 2021
- Submitted
- September 27, 2021
- Operation
- Air carrier
- Aircraft
- N615AS
- Make and model
- Boeing 737790
- Aircraft serial
- 30344
- Aircraft time
- 66,542 hours, 33,502 cycles
- System (JASC)
- 5310 · Fuselage Main, Structure
- Part
- Floorbeam
- Part number
- 147A55067
- Condition
- Corroded
- 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.