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
146A750256
Condition
Corroded
Location
Bs 867-887
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. 867 TO STA 887. GROUNDED - YES. REMOVED CORR FOUND TO BE OUT OF LIMITS IAW B737 NG SRM 53 00 53 1A 2 FABRICATED AND INSTALLED NEW TRANSITION PANEL IAW B737 NG SRM 51 40 05 0G 0 FIG 2 AND B737 SRM 51 40 02 0G 0 W 2.0 O .04 R .02 L 3 D .02.