Service difficulty report · Support · Boeing 7377H4

Difficulty date
November 29, 2021
Submitted
December 27, 2021
Operation
Air carrier
Aircraft
N455WN
Make and model
Boeing 7377H4
Aircraft serial
32462
Aircraft time
58,698 hours, 34,771 cycles
Part
Support
Condition
Corroded
Location
Cargo Bay
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

CORROSION, RBL 22 FLOOR TO SIDEWALL SUPPORT AT BS 727E+2; +6; +10; +14;+18 AND BS 747+2; +6; +10; +14 AND +18. REMOVED CORROSION ON FLOOR TO SIDEWALL SUPPORT AT DISCREPANCY AREAS AND FOUND TO BE OUT LIMITS. FABRICATED, LOCATED & DRILLED A NEW SIDEWALL SUPPORT IAW SRM 51-40-05 AND DWG 146A7502. APPLIED CHEMICAL CONVERSION COATING AND PRIMED THE NEW ACB FLOOR TO SIDEWALL SUPPORT IAW SOPM 20-43-03 & SOPM 20-44-04.

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