SDR CALA2016050200282

Service difficulty report · Skin · Boeing 737824

Difficulty date: May 2, 2016
Submitted: May 2, 2016
Operation: Air carrier
Aircraft: N78501
Make and model: Boeing 737824
Aircraft serial: 31602
Aircraft time: 33,019 hours, 11,603 cycles
System (JASC): 5512 · Horizontal Stabilizer, Plate/Skin
Part: Skin
Part number: 182A4002
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 STABILIZER, LOWER SKIN CRACKED AT STATION 138, APPROX 10" FWD OF REAR SPAR. C SCAN EDDY CURRENT INSPECTION NTM PAR 6-55-10-01 & VERIFIED CRACK & LENGTH IAW PART 6 51-00-00-23. PERFORMED CATEGORY B INSPECTION THRESHOLD AT 56,000 FLIGHT CYCLES WITH REPEAT DVI INSPECTION EVERY 9,000 FLIGHT CYCLES & INSP EVERY 9000 FLIGHT CYCLES.