Service difficulty report · Door Sill · Boeing 737990

Difficulty date
November 1, 2017
Submitted
November 13, 2017
Operation
Air carrier
Aircraft
N307AS
Make and model
Boeing 737990
Aircraft serial
30015
Aircraft time
58,702 hours, 23,109 cycles
Part
Door Sill
Part number
147A880180
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

AFT DOORWAY LOWER AUX SILL WEB CORRODED AND HAS ELONGATED HOLES BS 947 - BS 927, STR 21R - STR 21R. GROUNDED - YES. REMOVED DAMAGED WEB ASSY IAW SRM 51-40-02. FABRICATED NEW -80 WEB IAW DWG 147A8801 REV A. ALODINED AND PRIMED IAW SRM 51-20-01. INSTALLED NEW -80 WEB IAW BAC DWG 147A8801 REV A AND SRM 51-40-02.