Service difficulty report · Support · Boeing 7377CT

Difficulty date
April 27, 2023
Submitted
May 31, 2023
Operation
Air carrier
Aircraft
N570WN
Make and model
Boeing 7377CT
Aircraft serial
33657
Aircraft time
63,400 hours, 32,540 cycles
Part
Support
Part number
UNKNOWN
Condition
Corroded
Location
Zn 100 Fus Lower
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

CORROSION****AFT CARGO COMPARTMENT R/H FLOOR SUPPORT STA 807 - 780 RBL 23' LOWER SURFACE CORROSION AT NUT PLATES.<[01] PART #146A8127-12 IS OUT OF LIMITS PER REF SRM 53-60-15-1A-1. WILL BE REPLACED FROM STA 767-807; FOR WORK ACCOMPLISHED REFERENCE TASK CARD #TTG8Q00KQ1KJ;[02] VERIFIED ALL STEPS

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