Service difficulty report · Floor Support · Boeing 737890

Difficulty date
March 3, 2021
Submitted
March 22, 2021
Operation
Air carrier
Aircraft
N529AS
Make and model
Boeing 737890
Aircraft serial
35198
Aircraft time
39,043 hours, 11,545 cycles
Part
Floor Support
Part number
147A56768
Condition
Corroded
Location
Bs 947-967
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 WET AREA INTERCOSTAL HAS A GOUGE JUST FWD OF FLOORBEAM AT STA 967 RBL16 DOT N253DOT:N253. GROUNDED - YES. REMOVED CORROSION - ORIGINAL THICKNESS .080, REMOVED .025, REMAINING .055 AND FOUND TO BE OUT OF LIMITS IW B737-800 SRM 53-70-51-1A-1. REMOVED AND REPLACED INTERCOSTAL IAW B737-800 SRM 51-40-02 REF BAC DWG 147A5650.REMOVED DOT.