Service difficulty report · Intercostal · Boeing 737990

Difficulty date
March 10, 2017
Submitted
March 27, 2017
Operation
Air carrier
Aircraft
N323AS
Make and model
Boeing 737990
Aircraft serial
30021
Aircraft time
47,140 hours, 18,369 cycles
Part
Intercostal
Part number
147A56603
Condition
Corroded
Location
Bs 947
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

MAIN CABIN BS 947, LBL 24.75 HAS CORROSION ON INTERCOSTAL. ACFT GROUNDED. FOUND TO BE OUT OF LIMTS IAW SRM 51-10-51-1A-1. LOCATED AND DRILLED A NEW INTERCOSTAL IAW SRM 51-40-05.