Service difficulty report · Floorbeam · Boeing 727222

Difficulty date
July 20, 1999
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N7451U
Make and model
Boeing 727222
Aircraft serial
21905
Engine
Pwa JT8D15
Part
Floorbeam
Condition
Corroded
Location
Bs 1050
Stage of operation
IN
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

CORROSION DAMAGE WAS FOUND ON THE STATION 1050 FLOORBEAM UPPER FLANGE AT RRL 30. THE RESULTING BLENDOUT WENT BEYOND ALLOWABLE LIMITS FOR MATERIAL REMOVAL. THE CORROSION WAS REMOVED BY BLENDING AND A REPAIR STRAP INSTALLED PER TIMCO REPAIR INSTRUCTIONS. THIS REPAIR WAS APPROVED BY TIMCO'S DER WITH AN 8110-3.