SDR ASAA2024061850631

Service difficulty report · Shield · Boeing 737990ER

Difficulty date: June 18, 2024
Submitted: July 2, 2024
Operation: Air carrier
Aircraft: N409AS
Make and model: Boeing 737990ER
Aircraft serial: 41733
Aircraft time: 41,329 hours, 13,084 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Shield
Part number: 146A8127U12
Condition: Corroded
Location: Bs 767-787
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

AFT CARGO FWD SHIELD HAS AREAS OF CORROSION. GROUNDED - YES. REMOVED DAMAGE, 100% MATERIAL LOSS, FOUND TO BE OUT OF LIMITS IAW B737-900ER SRM 53-60-15-1A-1, REMOVED AND REPLACED SHIELD AT AFT CARGO FWD SIDE, IAW B737-900ER SRM 51-40-02-G-0W 1.5 O .050 R .000 L 1.5 D .050.