Service difficulty report · Structure · Boeing 7377H4

Difficulty date
November 12, 2020
Submitted
December 14, 2020
Operation
Air carrier
Aircraft
N932WN
Make and model
Boeing 7377H4
Aircraft serial
36639
Aircraft time
39,276 hours, 23,728 cycles
Part
Structure
Part number
147A8501
Condition
Corroded
Location
Fuselage
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 INNER CHORD LOCATED BETWEEN BS 967 TO BS 986.5 AT LEVEL STR 17R RBBL 64 AT PASSENGER CABIN WL 208.1. REPLACED INNER CHORD LOC BETWEEN BS 967 TO BS 986.5 AT LEVEL STR 17R RBBL 64 AT PASSENGER CABIN WL 208.1, IAW B737-700 SRM 51-10-02 SRM 51-40-02 AND DWG NR 147A8501 REV B PART NUMBER OF INNER CHORD IS: 147A8540-7 IAW DWG NR 147A8501 SHEET 91 REV B.

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