Service difficulty report · Web · Boeing 7377H4

Difficulty date
January 21, 2020
Submitted
August 13, 2021
Operation
Air carrier
Aircraft
N426WN
Make and model
Boeing 7377H4
Aircraft serial
29830
Aircraft time
61,080 hours, 36,269 cycles
Part
Web
Condition
Corroded
Location
Bs 767-787
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*** ON ACB BILGE 'INTERCOSTAL' UNDER FWD SHIELD STA 767 TO 787 RBL 22 WL 155 / CORROSION ON ACB WEB BS767-BS787; RBL22;WL155 WAS FOUND TO BE OUT OF LIMITS DUE TO PROXIMITY TO HOLES PER SRM 53-60-15-1A-1 FIG 103; DETAIL D. REMOVED ACB VERTICAL WEB BS767-BS787; RBL22; WL155 PER SRM 51-40-02-0G-0; INSTALLE NEW VERTICAL WEB AT BS767-787; RBL22; WL155 PER SRM 51-40-02-0G-0 DWG 146A0081 93114U 05FEB20

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