Service difficulty report · Frame · Boeing 737401

Difficulty date
June 15, 2011
Submitted
July 3, 2011
Operation
Air carrier
Aircraft
N420US
Make and model
Boeing 737401
Aircraft serial
23987
Aircraft time
60,775 hours, 40,896 cycles
Part
Frame
Part number
65C377641
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

CLT - Q6 CHECK - CRACK ON FRAME WEB AT BS 303.9, STR 16L. REPLACED FRAME WEB AT BS 303.9, STR 16L IAW EO 5311-01025.