Service difficulty report · Rib · Boeing 737490

Difficulty date
February 28, 2011
Submitted
March 23, 2011
Operation
Air carrier
Aircraft
N706AS
Make and model
Boeing 737490
Aircraft serial
28894
Aircraft time
41,702 hours, 22,884 cycles
Part
Rib
Part number
6545445139
Condition
Cracked
Location
Lt Wing
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

LEFT WING LOWER RIB CHORD IS CRACKED AT WBL 135.5. REPAIRED RIB LOWER CHORD IAW ASA EA 400 57EA 05014.