Service difficulty report · Floor Support · Boeing 727225

Difficulty date
November 24, 2007
Submitted
November 26, 2007
Operation
Air carrier
Aircraft
N464FE
Make and model
Boeing 727225
Aircraft serial
21288
Aircraft time
52,271 hours, 37,220 cycles
Part
Floor Support
Part number
6946373
Condition
Corroded
Location
Fuselage
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

FWD PIT FLOOR SUPPORT PNL IS CORRODED BS 480-720D, LBL 20-26, WL 157. BLENDED CORROSION AT BS 480 TO 720C +10. MAX MATERIAL LOSS OF 16 PERCENT OF .050 ORIG "T". WITHIN LIMITS REF SRM 53-10-1 PG 31. BLENDED CORROSION AT BS 720C+10 TO BS 720D. MATERIAL LOSS OF 30 PERCENT OF .050" ORIG "T" FOUND TO BE OUT OF LIMITS REF SRM 53-10-1. FABRICATED AND REPLACED Z- ANGLE PANEL AT BS 720C+10 TO 720D, REF 51-30-2, 51-10-2 AND BOEING DWG 69-46373 THIS IS CLASSIFIED AS A MINOR REPAIR.