Service difficulty report · Frame · Boeing 747428F

Difficulty date
January 8, 2015
Submitted
January 19, 2015
Operation
Air carrier
Aircraft
N580UP
Make and model
Boeing 747428F
Aircraft serial
25632
Aircraft time
87,767 hours, 15,363 cycles
Part
Frame
Part number
65B018497
Condition
Cracked
Location
Bs 2231
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

INSPECTION TYPE: CM. BS 2231 S25L, ONE HOLE WAS FOUND CRACKED AT FRAME INNER ANGLE, CRACK RUNNING FORWARD 0.060" LONG APPROXIMATELY. REPAIRED IAW SRM 53-60-15-2R-2, FIG 201, REV 71 ORIGINAL MATERIAL 65B01849-7 WITH CRACK LENGTH 0.060" RUNNING FWD. FINAL TRIM OUT: 1.875" X 0.875" & 0.875" X 1" RESP. IT IS A CATEGORY B REPAIR.