Service difficulty report · Intercostal · Boeing 737*

Difficulty date
February 4, 2022
Submitted
February 23, 2022
Operation
Air carrier
Aircraft
N824NN
Make and model
Boeing 737*
Aircraft serial
30916
Aircraft time
35,660 hours, 14,599 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 OF INTERCOSTAL BETWEEN STA 947 AND STA 967 AT RBL 48, MEASURING L=1.0 IN, W=1.0 IN, D=0.016 IN. REPLACED INTERCOSTAL WITH NEW IAW AARD 51-00-05-1 AND SRM 51-40-02.