Here is a little more info on our broken cable
p/n 1460100-7 Cable Assembly - Flap Actuator Inboard. 337 has one of these each side and it is the operating cable between the motor and inboard bellcrank. If you have stainless steel the p/n is -307. These cable is 1/8. This is the cable that fails. 2 per a/c
p/n 1460100-8 Cable Assembly - Flap Actuator Outboard. Again one each side and runs from the inboard to the outboard bellcrank. If you have stainless steel the p/n is -308. These cables are 1/8.
p/n 1460100-34 cable Assembly - Flap return. One each side runs from the outboard bellcrank back to the motor. If you have stainless steel the p/n is - 334. This is a 3/32 cable.
TTIS on this aircraft was 7504 hours. S/N 3370322
Pictures are attached of ;
Location of broken cable (new cable fitted)
Opposing operating cable (close to failure this looked like Freds when it was in the aircraft)