What was found
CABIN FLOOR BEAM AT STA 947 LBL 24 IS CORRODED BY LAV ATTACH FITTING. GROUNDED - YES. DAMAGE FOUND TO BE OUT OF LIMITS CUT OUT DAMAGE AND REPAIRED FLOOR BEAM IAW B737-800 SRM 53-70-51-2R-5.W= 3 O= .150 R= .043 L= 5 D= .107.
- Difficulty date
- November 9, 2021
- Submitted
- November 22, 2021
- Operation
- Air carrier
- Aircraft
- N558AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35177
- Aircraft time
- 55,723 hours, 16,283 cycles
- System (JASC)
- 5310 · Fuselage Main, Structure
- Part
- Beam
- Part number
- 147A550419
- 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.