SDR ASAA2025082660964

Service difficulty report · Shield · Boeing 737890

Difficulty date: August 26, 2025
Submitted: September 19, 2025
Operation: Air carrier
Aircraft: N525AS
Make and model: Boeing 737890
Aircraft serial: 35692
Aircraft time: 52,686 hours, 18,965 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Shield
Part number: 143A8126U21
Condition: Corroded
Location: Zone 100
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.

What was found

SHIELD PANEL FWD OF FWD PIT DOOR CUT OUT HAS CORROSION. GROUNDED - YES. REMOVED CORROSION, ON SHEILD PANEL IN FWD CARGO STA 420-440 RH & FOUND TO BE OUT OF LIMITS IAW 53-30-15-1A-1 & REMOVED & REPLACED IAW B737-800 SRM 51-40-02-0G-0, W 1, O .032, R .027, L 2, D .005.