Service difficulty report · Web · Boeing 7377H4

Difficulty date
March 17, 2021
Submitted
April 6, 2021
Operation
Air carrier
Aircraft
N212WN
Make and model
Boeing 7377H4
Aircraft serial
32485
Aircraft time
53,993 hours, 32,250 cycles
Part
Web
Condition
Corroded
Location
Aft Cargo
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 COMP WEB UPPER SURFACE SEVERAL SPOTS WITH SURFACE CORROSION FROM BS 767 TO BS 787.RBL-22 . MKD 126-021 WL 155.5 / REMOVED AND REPLACED FLOOR STRUCTURE WEB FOR AFT CARGO COMP BETWEEN STA 767 TO 787 RBL-22 AS PER REF B737-7 SRM 51-40-02-0G-0 AND DWG REF 146A8127. TREATED AND PRIMED AREA AS REQUIRED AS PER B737-7 AMM 51-21-72-370-803 AND 51-21-72-370-803.

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