Service difficulty report · Floor Support · Boeing 737924ER

Difficulty date
September 3, 2025
Submitted
September 8, 2025
Operation
Air carrier
Aircraft
N63899
Make and model
Boeing 737924ER
Aircraft serial
62816
Aircraft time
27,392 hours, 10,218 cycles
Part
Floor Support
Part number
141A56901
Condition
Corroded
Location
Zone 200
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

EXFOLIATION CORROSION FOUND ON FWD WET AREA FLOOR SUPPORT AT BS 294.5 +6 INCHES LBL 11. EVALUATED DAMAGE: ORIGINAL MATERIAL 0.090", MATERIAL LOST 0.028", MATERIAL REMAINING 0.062", FOUND OUT OF LIMITS PER SRM 53-10-51-1A-1 FIG. 105 DET. F. REMOVED AND INSTALLED NEW FLOOR SUPPORT AT MAIN CABIN WET AREA LBL 11 BETWEEN STA 294.5 AND STA 312 PER SRM 51-40-02-0G-0 AND DWG 141A5600.