Service difficulty report · Tension Tie · Boeing 747428

Difficulty date
August 6, 2026
Submitted
September 16, 2026
Operation
Air carrier
Aircraft
N756CA
Make and model
Boeing 747428
Aircraft serial
26547
Aircraft time
101,065 hours, 16,439 cycles
Part
Tension Tie
Condition
Cracked
Part time
101,065 hours, 16,439 cycles
Stage of operation
IN
How discovered
E
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

DURING FCD 744-53-0025 OPEN HOLE HFEC INSPECTION 1EA HOLE CRACK INDICATION FOUND AT STA 1180 LT TENSION TIE AFT DOUBLER AND FWD CHANNEL. INSTALLED FRAME DOUBLER AND FWD CHANNEL REPAIR PART ON BS 1180 LT TENSION TIE IAW SRM 51-40-02, DWG 65B 01752, MUA-26-0156-03B & SRM 53-40-30, REPAIR 2.