Service difficulty report · Web · Boeing 7377H4

Difficulty date
January 5, 2021
Submitted
July 16, 2021
Operation
Air carrier
Aircraft
N406WN
Make and model
Boeing 7377H4
Aircraft serial
27894
Aircraft time
66,898 hours, 39,718 cycles
Part
Web
Condition
Cracked
Location
Nr 1 Fan Cowl
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 INTERNAL SKIN INBOARD FAN COWL VERTICAL WEB ON ENGINE 1 / REPLACED VERTICAL WEB INTERNAL SKIN FAN COWL ON ENGINE 1 IAW SRM B737-700 51-10-02 ITEM 9; 51-40-02. PART NUMBER USED 314-2259-4 P/O: 2021-100853 IAW CMM GOODRICH AEROSTRUCTURE 71-13-30

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