Service difficulty report · Door Sill · Boeing 737823

Difficulty date
May 8, 2026
Submitted
May 26, 2026
Operation
Air carrier
Aircraft
N801NN
Make and model
Boeing 737823
Aircraft serial
29565
Aircraft time
49,474 hours, 20,957 cycles
Part
Door Sill
Part number
147A85408
Condition
Corroded
Location
Zone 100
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

AIRCRAFT IN BASE MAINTENANCE: CORROSION ON R2 ENTRY WAY LOWER SILL INNER CHORD (CREASE ANGLE) BETWEEN STA 942 AND STA 987 AT RBL 60. REPLACED CHORD PER AARD 10-00-05-1.