SDR CALA2026010212635

Service difficulty report · Skin · Boeing 737824

Difficulty date: December 26, 2025
Submitted: January 2, 2026
Operation: Air carrier
Aircraft: N73276
Make and model: Boeing 737824
Aircraft serial: 31594
Aircraft time: 75,028 hours, 26,786 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

CRACK FOUND AT LT HORIZONTAL STAB LOWER SKIN AT HSS 147.90 , INBD ROW, 15.5" FROM FRONT SPAR. CRACK LENGTH 0.75". REMOVED DAMAGE AT LT HORIZONTAL STAB LOWER SKIN AT HSS 1 47.90" FABRICATED REPAIR PARTS & INSTALLED REPAIR 11 IAW SRM 55-10-01-2R-11, REPAIR 11. REPAIR 11 IS A CATEGORY B REPAIR DUE FOR SUPPLEMENTAL INSPECTIONS FOR DAMAGE TOLERANCE ASSEMENT IAW SRM 55-10-01, PARAGRAPH 5. REPAIR 11.