Service difficulty report · Rib · Boeing 737824

Difficulty date
October 24, 2014
Submitted
October 24, 2014
Operation
Air carrier
Aircraft
N38257
Make and model
Boeing 737824
Aircraft serial
30612
Aircraft time
45,240 hours, 15,976 cycles
Part
Rib
Part number
182A40011
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 STABILIZER IN SPAR RIB, STAB STATION 92.70 STIFFENER 2 CRACKED. REPAIRED RIB IAW SRM 55-10-09 REPAIR 4. INSTALLED DOUBLER IAW SRM 55-10-01 REPAIR 11. PLACED ON DIP INSPECTION THRESHOLD 56,000 FLIGHT CYCLES TO INSPECT EXTERNAL DOUBLER & SPAR CHORD UNDER DOUBLER. REINSPECT EVERY 9,000 FLIGHT CYCLES THEREAFTER. REINSPECT CATEGORY B LT STAB LOWER SKIN STATION 92.70 RIB 2 CRACK REPAIR. DV AND LFEC 56,000 CYCLES AFTER REPAIR INSTALLATION & REPEAT EVERY 9,000 FLIGHT CYCLES THEREAFTER IAW SRM 55-10-01 REPAIR 11 PAGE 218.