SDR DALA2026102105767

Service difficulty report · Floor Support · Boeing 737932ER

Difficulty date: October 15, 2026
Submitted: October 21, 2026
Operation: Air carrier
Aircraft: N891DN
Make and model: Boeing 737932ER
Aircraft serial: 32001
Aircraft time: 26,810 hours, 10,473 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Floor Support
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

AFT GALLEY WET AREA FWD L2 DOOR FLOOR INTERCOSTAL CORROSION BETWEEN STA 967 TO 947 L/H SIDE CENTER. CORROSION ON INTERCOSTAL LOCATED BETWEEN STA 967 TO 947 L/H SIDE CENTER. FOUND TO BE OUT OF LIMITS. LOCATED DRILLED, TREATED, AND PRIMED NEW INTERCOSTAL. INSTALLED NEW INTERCOSTAL IAW B737-900 SRM 51-10-02 -0G, 53-70-51-1A-1, 51-40-02-0G, 51-40-05-0G, 51-20-01-0G. (1867738) AIRCRAFT WAS GROUNDED.