Service difficulty report · Skin · Boeing 7377H4

Difficulty date
August 14, 2021
Submitted
September 14, 2021
Operation
Air carrier
Aircraft
N903WN
Make and model
Boeing 7377H4
Aircraft serial
32457
Aircraft time
45,600 hours, 27,306 cycles
Part
Skin
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

RT HORZ. LOWER SKIN HAS CRACK AT RIB STA 194 APPROX 16.5 INCHES FROM FRONT SPAR APPROX .75 LONG ; / [01] CUT AND REMOVED DAMAGE I.A.W SRM 55-10-01-2R-11.; [02] VERIFIED DAMAGE CUTOUT CORRECTIVE ACTION 1 PER NDT PART 6 51-00-00 PROCEDURE 23 AND SRM 55-10-00-2R-11.; [03] FABRICATED REPAIR DOUBLER I.A.W SRM 55-10-01-2R-11.; [04] FABRICATED REPAIR PARTS IAW SRM 55-10-01-2R-11. C/W INSPECTION; [05] INSTALLED REPAIR PARTS PER SRM 55-10-01-2R-11.; [06] COMPLIED WITH INSPECTION OF STEP 5; INSTALLATION OF REPAIR PARTS. INSTALLATION OK.; [07] REPAIRED LOWER SKIN CRACK PER SRM 55-10-01-2R-11; [08] INSPECTED WORK PERFORMED

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