SDR DALA2025122409400

Service difficulty report · Floorbeam · Boeing 737932ER

Difficulty date: December 23, 2025
Submitted: December 24, 2025
Operation: Air carrier
Aircraft: N815DN
Make and model: Boeing 737932ER
Aircraft serial: 31926
Aircraft time: 38,600 hours, 14,942 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
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 1365676) COROSION UNDER AFT LEFT LAV I/B AFT MOUNT. COMPLIED WITH ER/A 630964-14 REV. ORIG. PRI REV. 0, 1, 2, 3, 4, 5 REPAIR INSTRUCTIONAL STEPS. ENSURED ALL ER/A 630964-14 REV. ORIG. PRI REV. 0, 1, 2, 3, 4, 5 REPAIR INSTRUCTIONAL STEPS ARE COMPLETED AND MATCH FINAL - B737-900 / FUSELAGE / STA . 974.5 / LBL 24.70 / FLOOR BEAM / CORROSION - ER/A 630964-14 REV ORIG.