Service difficulty report · Skin · Boeing 737401

Difficulty date
August 19, 2011
Submitted
September 1, 2011
Operation
Air carrier
Aircraft
N425US
Make and model
Boeing 737401
Aircraft serial
23992
Aircraft time
60,222 hours, 40,296 cycles
Part
Skin
Condition
Cracked
Location
Fuselage
Stage of operation
IN
How discovered
E
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

Q5 CHECK - 2 CRACKS ON FUSELAGE SKIN AT MAIN ENTRY LOWER DOOR HINGE CUTOUT AT BS 303.9 BELOW S9L. REPAIRED FUSELAGE SKIN AT MAIN ENTRY LOWER DOOR HINGE CUTOUT IAW TEMPORARY REVISION SRM 53-30 & B737-400 SRM 53-10-01 REPAIR 14.