Service difficulty report · Intercostal · Boeing 737890

Difficulty date
February 15, 2022
Submitted
February 25, 2022
Operation
Air carrier
Aircraft
N556AS
Make and model
Boeing 737890
Aircraft serial
35175
Aircraft time
52,133 hours, 18,197 cycles
Part
Intercostal
Part number
147A566022
Condition
Corroded
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

LAV MOUNT SUPPORT INTERCOSTAL RBL 44 STA 947-967 HAS CORROSION. GROUNDED - YES. LOCATED AND DRILLED NEW INTERCOSTAL IAW 737-800 SRM 51-40-05-0G-0 REMOVAL AND INSTALLATION OF INTERCOSTAL TO BE ACCOMPLISHED ON CARD S/N OK298246 1020052-2000-0146W-1" O-.108" R-.064" L-1" D-.044".