Service difficulty report · Splice · Boeing 7377H4

Difficulty date
October 12, 2025
Submitted
November 6, 2025
Operation
Air carrier
Aircraft
N236WN
Make and model
Boeing 7377H4
Aircraft serial
34631
Aircraft time
64,050 hours, 38,395 cycles
Part
Splice
Part number
146A940139
Condition
Corroded
Location
Zone 100
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 BAY SPLICE AT BS 887; LBL 12; WL 155. REMOVED AND REPLACED ACB FLOOR SPLICE IAW SRM 51-40-02; DWG 146A7500 REV A AND DWG 149A8104 REV B.

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