What was found
LAV MOUNT SUPPORT STA 947 HAS CORROSION AT LBL 24 AROUND LAV MOUNT FITTING. GROUNDED - YES. REMOVED AND REPLACED INTERCOSTAL IAW 737-800 SRM 51-40-02-0G-0 AND 51-40-05-0G-0 W-1" O-.092" R-.012" L-1" D-.080".
- Difficulty date
- February 15, 2022
- Submitted
- March 3, 2022
- Operation
- Air carrier
- Aircraft
- N556AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35175
- Aircraft time
- 52,133 hours, 18,197 cycles
- System (JASC)
- 5310 · Fuselage Main, Structure
- Part
- Intercostal
- Part number
- 147A56603
- 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.