SDR ASAA2025082660966

Service difficulty report · Transition Panel · 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: Transition Panel
Part number: 143A7501196
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

FWD CARGO RT TRANSITION HAS MULTIPLE AREAS OF CORROSION FROM STA 500A TO 500I. GROUNDED - YES. REMOVED DAMAGE FOUND TO BE OUT OF LIMITS IAW B737-800 SRM 53-00-55-1A-2, REMOVED & REPLACED RH TRANSTION IAW B737-800 SRM 51-40-02-0G-0. W 2, O .040, R 0, L 3, D.040.