Service difficulty report · Crease Beam · Boeing 737990ER

Difficulty date
January 22, 2025
Submitted
February 14, 2025
Operation
Air carrier
Aircraft
N459AS
Make and model
Boeing 737990ER
Aircraft serial
36352
Aircraft time
38,181 hours, 11,907 cycles
Part
Crease Beam
Part number
146A591032
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

RH CREASE BEAM ANGLE HAS AREAS OF CORROSION FROM FS867 TO FS 905. GROUNDED - YES. REMOVED CORROSION, FOUND TO BE OUT OF LIMITS IAW B737-900ER SRM 53-60-13-1A-1. REPAIRED DAMAGE IAW EA 900ER-53EA-28202 W:1" O: .050 R: .035 L: 5" D: .015.