Service difficulty report · Beam · Boeing 7377H4

Difficulty date
February 8, 2024
Submitted
February 29, 2024
Operation
Air carrier
Aircraft
N426WN
Make and model
Boeing 7377H4
Aircraft serial
29830
Aircraft time
71,401 hours, 42,657 cycles
Part
Beam
Part number
UNKNOWN
Condition
Cracked
Location
R1 Door Area
Stage of operation
IN
How discovered
9
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

CRACK FOUND AT R1 DOOR STRUCTURE LOWER BEAM #4 AT PERIMETER OF I/B FASTENER HOLE. REMOVED DAMAGE BEAM #4 AT R1-DOOR IN REF B737-700 SRM 51-40-02-0G-0 AND INSTALLED NEW BEAM #4 AT R1 DOOR IN REF B 737-700 SRM 51-40-02-0G-0 AND DWG 141A6535 REV: F AND DWG 141A6516 REV:D.

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