Service difficulty report · Rib · Boeing 737924ER

Difficulty date
July 26, 2021
Submitted
July 26, 2021
Operation
Air carrier
Aircraft
N39418
Make and model
Boeing 737924ER
Aircraft serial
33456
Aircraft time
41,864 hours, 14,564 cycles
Part
Rib
Condition
Cracked
Location
Horizontal Stab
Stage of operation
IN
How discovered
9
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

PER SUBTASK R/H HORIZONTAL STAB HAS CRACK INDICATION ON RIB AT STAB STA. 120.30, 16.5" FROM THE FWD SPAR & 1.0" FROM LOWER FLANGE OF RIB.REF BY PEMCO NR.11015.0275 REPAIRED CRACKED CONDITION ON R/H HORZ STAB RIB AT STA 120.30 IA W B737 SRM 55-10-09-2R-4 REPAIR 4 CATEGORY A REPAIR. COMPLETED BY V932283, INSP BY Q966, REPAIRED CRACKED CONDITION ON R/H HORZ STAB RIB AT STA 120.30 IA W B737 SRM 55-10-09-2R-4 REPAIR 4 CATEGORY A REPAIR. COMPLETED BY V932283, INSP BY Q966,