Service difficulty report · Floor Support · Boeing 737932ER

Difficulty date
December 8, 2025
Submitted
December 11, 2025
Operation
Air carrier
Aircraft
N878DN
Make and model
Boeing 737932ER
Aircraft serial
31989
Aircraft time
27,060 hours, 10,124 cycles
Part
Floor Support
Part number
147A566OU3
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

(LOG 1342026) FLOOR SUPPORT BETWEEN BS 947 AND BS 967 AT LBL24 HAS DEEP CORROSION UNDER LAV FITTING. REMOVED AND REPLACED FLOOR SUPPORT AT LBL 24 BTW BS 947 - 967 IAW SRM 51-40-02.