Service difficulty report · Floorbeam · Boeing 72725C

Difficulty date
December 5, 1999
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N947UP
Make and model
Boeing 72725C
Aircraft serial
19722
Part
Floorbeam
Part number
7075T6
Condition
Corroded
Location
Bs 720
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

INSPECTION TYPE:SI, CORROSION ON FLOORBEAM AT BS 720, RBL 46 TO RBL 50 WL 208. REMOVED AREA OF CORROSION IN A AREA OF 1.0 X 1.0 AND 1.0 X .75, REMOVED MAX .141 FROM ORIG OF .151 FOUND TO BE OUT OF LIMITS PER SRM 53-10-1. REMOVED UPPER SECTION OF FLOORBEAM FROM BS 720 RBL 0 TO RBL 70. FABRICATED NEW SECTION AND REPAIR SPLICES FILLERS. INSTALLED ALL PER SRM 53-10-8, 51-30-5, 51-30-6, 51-30-2.

More about the Boeing 727-25C