SDR CALA2016100300717

Service difficulty report · Skin · Boeing 737824

Difficulty date: October 2, 2016
Submitted: October 3, 2016
Operation: Air carrier
Aircraft: N33284
Make and model: Boeing 737824
Aircraft serial: 31635
Aircraft time: 41,935 hours, 14,519 cycles
System (JASC): 5512 · Horizontal Stabilizer, Plate/Skin
Part: Skin
Part number: 182A4001
Condition: Cracked
Location: Lt Horiz Stab
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

LEFT HORIZONTAL STAB LOWER SKIN AT STA.110 HAS THREE CRACKS MARKED AT 29"1/2"LONG,20"1/2"LONG,AND 11"1"LONG, ALL FROM AFT SPAR. INSTALLED DOUBLER AND FILLER ISSUED DIP TO INSPECTION THRESHOLD 56,000 FLT CYCLES AND REPEATED INSPECTION ON EVERY 9,000 FLT CYCLES IAW SRM 55-10-01 REPAIR 11 PAGE 218.