Service difficulty report · Web · Boeing 7377K9

Difficulty date
February 8, 2020
Submitted
March 4, 2020
Operation
Air carrier
Aircraft
N7879A
Make and model
Boeing 7377K9
Aircraft serial
34321
Aircraft time
44,713 hours, 21,719 cycles
Part
Web
Part number
146A8120
Condition
Corroded
Location
Fuselage
Stage of operation
IN
How discovered
V
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 AFT CARGO DOOR SUB THRESHOLD WEB STA 794-897, LBL 45, WL 155 CORROSION ON AFT CARGO DOOR SUB THRESHOLD WEB STA 794-897 LBL 45 WL 155 WAS FOUND TO BE OUT OF LIMITS IAW SRM 53-00-53-1A-2 FIG 103 DETAIL D. REMOVED OLD WEB. LOCATED, DRILLED AND INSTALLED NEW WEB ITEM 7530091 P.O.# 783619 IAW SRM 51-40-02-0G-0, SRM 51-40-05-0G-0, SRM 51-40-08-0G-0 AND DWG'S 146A8120 REV. E AND 146A8340 REV-. 92058U 02/26/20

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