Service difficulty report · Skin · Boeing 7378H4

Difficulty date
April 5, 2025
Submitted
April 8, 2025
Operation
Air carrier
Aircraft
N8550Q
Make and model
Boeing 7378H4
Aircraft serial
63579
Aircraft time
24,121 hours, 12,315 cycles
Part
Skin
Condition
Delaminated
Location
Zone 800
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

LOWER CUTOUT OF EXTERNAL POWER ACCESS DOOR SKIN HAS DELAMINATED DAMAGED<[01] PERFORMED HFEC OF AREA FOR CRACK MIGRATION PER 737 NDT PART 6 51-00-00 PROCEDURE 23 CRACK MIGRATED A .25 INCH BELOW MISSING MATERIAL;[02] PERFORMED HFEC OF TRIM OUT AREA PER 737 NDT PART 6 51-00-00 PROCEDURE 23 NO CRACKS FOUND.;[03] INSTALLED REPAIRED PARTS PER SRM 53-10-15-2R-4 REPAIR 4.;[04] SRM 53-10-15-2R-4-B00449 (REPAIR 4 - ELECTRICAL GROUND POWER RECEPTACLE SURROUND DOUBLER - PERMANENT)

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