Service difficulty report · Structure · Boeing 7377H4

Difficulty date
December 9, 2020
Submitted
January 13, 2021
Operation
Air carrier
Aircraft
N434WN
Make and model
Boeing 7377H4
Aircraft serial
32454
Aircraft time
60,441 hours, 35,783 cycles
Part
Structure
Part number
654A00041073
Condition
Cracked
Location
Fwd Galley
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

CRACK INNER CHORD LOCATED BS 303.9 AT LEVEL STR 17L AT FWD GALLEY AREA. REPLACED INNER CHORD LOCATED BS 303.9 AT LEVEL STR 17L AT FWD GALLEY AREA, IAW B737-700 SRM 51-10-02 ITEM 9 AND 51-40-02 AND DRAWING 141A8310 REV: D. REPLACED INNER CHORD DUE TO DAMAGE FOUND OUT LIMITS, IAW B737-700 SRM 53-10-15-1A-1 ALLOWABLE DAMAGE 1 FIG 108 DETAIL A. P/N 654A0004-1073; BATCH: SW2020002018.

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