SDR ASAA2020061622803

Service difficulty report · Floorbeam · Boeing 737890

Difficulty date: May 23, 2020
Submitted: June 16, 2020
Operation: Air carrier
Aircraft: N534AS
Make and model: Boeing 737890
Aircraft serial: 35202
Aircraft time: 36,429 hours, 10,442 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Part number: 141A52136
Condition: Corroded
Location: Bs 270
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

FLIGHT DECK, BENEATH FLOOR PANEL 211AF, STRUCTURE IS CORRODED IN SEVERAL AREAS. MARKED. GROUNDED - YES. REPAIRED MAIN CABIN FLOOR STOP A. STA 270, LATERAL INTERCOSTAL BETWEEN LBL10 AND RBL10 PER EA:800-53EA-22736. ORIGINAL THICKNESS .050, REMAING .031, REMOVED .019.