Service difficulty report · Floor Support · Boeing 737990ER

Difficulty date
May 30, 2019
Submitted
June 11, 2019
Operation
Air carrier
Aircraft
N440AS
Make and model
Boeing 737990ER
Aircraft serial
41705
Aircraft time
22,363 hours, 7,304 cycles
Part
Floor Support
Part number
146A750236
Condition
Corroded
Location
Bs 727-767
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

AFT CARGO COMPARTMENT FLOOR STRUCTURE R/H TRANSITION STRIP HAS MULTIPLE AREAS OF CORR FROM STA 727I TO STA 727D. GROUNDED - YES. R/H TRANSITION PANEL FOUND TO BE OUT OF LIMITS, REPLACED WITH NEW PANELS FROM STA 727 +4 TO STA 767 IAW B737 900 SRM 53 00 53 2R 5 W 2.25" O .040 R .028 L 3" D .012.