Service difficulty report · Angle · Boeing 7377H4

Difficulty date
March 10, 2023
Submitted
April 17, 2023
Operation
Air carrier
Aircraft
N220WN
Make and model
Boeing 7377H4
Aircraft serial
32491
Aircraft time
58,003 hours, 34,631 cycles
Part
Angle
Condition
Cracked
Location
Zn 100 Fus Lower
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

INTERCOSTAL UPPER CHORD (ANGLE) AT BETWEEN STA 380 AND STA 400 RBL 10; HAS CRACKS AT FASTENERS HOLES;<[01] REMOVED AND REPLACED INTERCOSTAL UPPER CHORD (ANGLE) BETWEEN STA 380 AND STA 400 RBL 10 PER B737-700 SRM 51-40-02-0G-0 AND DRWG #143A5400.;[02] VERIFIED STEP 1

More about the Boeing 737-7H4