Service difficulty report · Stiffener · Boeing 737824

Difficulty date
April 23, 2026
Submitted
April 27, 2026
Operation
Air carrier
Aircraft
N78285
Make and model
Boeing 737824
Aircraft serial
33452
Aircraft time
68,246 hours, 25,314 cycles
Part
Stiffener
Part number
182A53011
Condition
Cracked
Location
Zone 300
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

EA5510-01843 REV. J. CRACK. LEFT HORIZONTAL STAB STA 92,7 INBOARD SIDE OF RIB #1 HAD EVIDENCE OF CRACK AT VERTICAL STIFFINER #2 TRANSITION RADIO. REF AAR NR 100015416. REPAIRED STIFFENER NO. 2 AT L/H HORIZONTAL STAB STA 92.7 RIB #1 AS PER SRM 55-10-09-2R-5. WORK ACCOMPLISHED BY V929396. SR INFORMATION UPDATED. REPAIRED STIFFENER NO. 2 AT L/H HORIZONTAL STAB STA 92.7 RIB #1 AS PER SRM 55-10-09-2R-5. ESFR ENTRY ACCOMPLISHED, NO DIP ENTRY REQUIRED. WORK ACCOMPLISHED BY V929396 INS-201