Service difficulty report · Cargo Track · Boeing 747121

Difficulty date
March 12, 2006
Submitted
April 3, 2006
Operation
Air carrier
Aircraft
N681UP
Make and model
Boeing 747121
Aircraft serial
19661
Aircraft time
106,939 hours, 27,146 cycles
Part
Cargo Track
Condition
Corroded
Location
Bs 1640-1660
Stage of operation
IN
How discovered
9
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

BS 1640-1660 RBL 11 TIE DOWN TRACK I/B FLANGE FOUND CORRODED. CORROSION BLEND OUT 0.024" BY 3/4" BY 1.5" EXCEED SRM LIMIT. BS 1620 TO BS 1750 RBL 11 TRACK REPAIRED AS PER SRM 53-10-05 FIG14 REFER NRC5933 FOR WORKING DETAIL.