Service difficulty report · Intercostal · Boeing 737

Difficulty date
March 11, 2022
Submitted
March 31, 2022
Operation
Air carrier
Aircraft
N832NN
Make and model
Boeing 737
Aircraft serial
33521
Aircraft time
35,914 hours, 14,716 cycles
Part
Intercostal
Part number
147A5660U22
Condition
Corroded
Location
Zone 100 - Fuse
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 AFT CABIN FLOOR INTERCOSTAL AT BS 949 AND RBL 52. REPLACED INTERCOSTAL PER SRM 51-40-02.