Service difficulty report · Support · Boeing 7377H4

Difficulty date
July 14, 2021
Submitted
August 18, 2021
Operation
Air carrier
Aircraft
N444WN
Make and model
Boeing 7377H4
Aircraft serial
29839
Aircraft time
61,121 hours, 35,983 cycles
Part
Support
Condition
Corroded
Location
Bs 466-470
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

FWD CARGO COMPARTMENT FLOOR TO SIDEWALL SUPPORT HAS CORROSION BS 466-470 LBL 25 WL 156 ; / [01] UPDATED MEASUREMENTS; [02] CORROSION ON SUPPORT WAS FOUND TO BE OUT OF LIMITS DUE TO PROXIMITY TO FASTENER HOLES PER SRM 53-00-53-1A-2 FIG 103 DETAIL D; [03] CORROSION ON SUPPORT WAS FOUND TO BE OUT OF LIMITS DUE TO PROXIMITY TO FASTENER HOLES PER SRM 53-00-53-1A-2 FIG 103 DETAIL D. SUPPORT WILL BE REMOVED AND REPLACED ON FAULT # TTG8Q005SW8L; [04] VERIFIED CORROSION OUT OF LIMITS PER 53-00-53-1A-2; [05] VERIFIED EVALUATION FOUND TO BE OUT OF LIMITS AND REPLACE WILL BE ACCOMPLISH ON FAULT #TTG8Q005SW8L.

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