Service difficulty report · Web · Boeing 7378H4

Difficulty date
October 31, 2023
Submitted
December 11, 2023
Operation
Air carrier
Aircraft
N8309C
Make and model
Boeing 7378H4
Aircraft serial
36985
Aircraft time
38,023 hours, 17,361 cycles
Part
Web
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

AFT CARGO DOOR CENTER THRESHOLD HAS CORROSION FROM BS 807+18 - BS 787+8; RBL 21-28; WL 157<[01] ACCOMPLISHED AND REPLACED THRESHOLD WEB AT ACB BETWEEN BS 794 TO BS 847 ; RBL 21 TO RBL 28; WL 157 IAW SRM 511-40-02 AND DWG:146A8340;ID:0028;REV:-.;[02] VERIFIED CORRECTIVE ACTION 1

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