SDR SCNA20261020437

Service difficulty report · Skin · Boeing 7378F2

Difficulty date: September 26, 2026
Submitted: October 20, 2026
Operation: Air carrier
Aircraft: N825SY
Make and model: Boeing 7378F2
Aircraft serial: 34410
Aircraft time: 57,178 hours, 31,302 cycles
System (JASC): 5512 · Horizontal Stabilizer, Plate/Skin
Part: Skin
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

A CRACK WAS FOUND ON LT HORIZONTAL STABILIZER LOWER SKIN AT STAB STA 138.70 COMMON TO THE HORIZONTAL RIB IAW TASK CARD ENG-55SCA-11150-LH, CRACKS (2EAS) AT LOWER SKIN AT STAB STA 129.50 COMMON TO THE HORIZONTAL RIBS, CRACK (1EA) AT STAB STA 138.70 COMMON TO THE HORIZONTAL RIB AND A PREVIOUS CRACK REPAIR AT STAB STA 138.70, WERE REPAIRED IAW SRM 55-10-01-2R-11, REPAIR 11.

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