Service difficulty report · Skin · Boeing 7377H4

Difficulty date
September 16, 2021
Submitted
October 14, 2021
Operation
Air carrier
Aircraft
N904WN
Make and model
Boeing 7377H4
Aircraft serial
36616
Aircraft time
45,638 hours, 27,243 cycles
Part
Skin
Condition
Cracked
Location
Rh Hor 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

R/H LOWER HORIZONTAL STAB INSPAR SKIN; STAB STA 193.9 HAS A 1' CRACK 18' FROM THE REAR SPAR.(CRACK ENDS HAVE BEEN MARKED AND 2EA. CUT OUT THE DAMAGED AREA PER SRM 55-01-2R-11.; [02] VERIFIED DAMAGE REMOVAL PER NDT PART 6 51-00-00 PROCEDURE 23. CUT OUT THE DAMAGED AREA PER SRM 55-10-01-2R-11. VERIFIED DAMAGE CUTOUT CORRECTIVE ACTION 1 PER NDT PART 6 51-00-00 PROCEDURE 23 AND SRM 55-10-01-2R-11. MADE REPAIR PARTS PER SRM 55-10-01-2R-11. INSPECTED WORK PERFORMED ON C/A #5. TREATED AND PAINTED REPAIR PARTS PER SRM 55-10-01-2R-11.INSPECTED WORK PERFORMED ON C/A #7. COMPLETED REPAIR IAW SRM 55-10-01-2R-11.

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