SDR ASAA2026071768251

Service difficulty report · Support · Boeing 737890

Difficulty date: July 17, 2026
Submitted: August 26, 2026
Operation: Air carrier
Aircraft: N566AS
Make and model: Boeing 737890
Aircraft serial: 35182
Aircraft time: 70,076 hours, 21,176 cycles
System (JASC): 5310 · Fuselage Main, Structure
Part: Support
Part number: 143A948523
Condition: Corroded
Location: Bulkhead
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 BS 500I L/H LOWER BULKHEAD SUPPORT UNDERSIDE CORRODED AT LBL-25. GROUNDED - YES. BULKHEAD SUPPORT FOUND TO BE OUT OF LIMIT IAW B737-800 SRM 53-30-08-1A-1, REMOVED AND REPLACED IAW B737-800 SRM 51-40-02-0G-0 W 1.00, 0 0.071, R 0.042, L 1.00, D 0.029.