Service difficulty report · Sill · Boeing 737401

Difficulty date
November 18, 2010
Submitted
January 10, 2011
Operation
Air carrier
Aircraft
N405US
Make and model
Boeing 737401
Aircraft serial
23885
Aircraft time
59,716 hours, 40,636 cycles
Part
Sill
Part number
6547957U3
Condition
Corroded
Location
Fuselage
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

CLT - Q1/QX6 - MAJOR REPAIR - LEVEL 2 EXFOLIATION CORROSION ON AFT CARGO DOOR LOWER SILL WEB BETWEEN BS 794.3 TO BS 847, RBL 24. REPAIRED AFT CARGO DOOR LOWER SILL WEB BETWEEN BS 794.3 TO BS 847, RBL 24 IAW B737 SRM 51-10-02.