SDR CALA2025092209110

Service difficulty report · Skin · Boeing 737824

Difficulty date: September 12, 2025
Submitted: September 22, 2025
Operation: Air carrier
Aircraft: N76522
Make and model: Boeing 737824
Aircraft serial: 31660
Aircraft time: 46,689 hours, 16,856 cycles
System (JASC): 5512 · Horizontal Stabilizer, Plate/Skin
Part: Skin
Part number: 182A4001
Condition: Cracked
Location: Zone 300
Stage of operation: IN
How discovered: E
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

TWO CRACKS SIGNAL NOTED AT STAB LH SIDE STA129.50, FIRST CRACK L =0.500 INCH LOCATED TO 10.300INCH FWD FROM AFT SPAR, SECOND CRAC K L=0.625INCH LOCATED TO 18.250 INCH FWD FROM AFT SPAR PERFORMED PERMANENT REPAIR ON HORIZONTAL STABILIZER LOWER SKIN L H SIDE STA 129.50, ALL WORK PERFORMED IAW B737-800 SRM 55-10-01- 2R-11,