Service difficulty report · Web · Boeing 7377H4

Difficulty date
April 22, 2026
Submitted
May 11, 2026
Operation
Air carrier
Aircraft
N479WN
Make and model
Boeing 7377H4
Aircraft serial
33990
Aircraft time
71,547 hours, 43,324 cycles
Part
Web
Condition
Cracked
Location
Zone 600
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 ON WEB LOCATED TRAILING EDGE ORSS276 AT RT WING. REPLACED WEB LOCATED TRAILING EDGE ORSS276 AT RT WING IAW B737-700 SRM 51-10-02 ITEM 9; SRM 51-40-02 AND DWG: 115A2512; SHEET: 10; REV A .

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