Dec 3, 2009 #1 I Igor Member Joined May 18, 2008 Messages 59 Reaction score 0 Points 6 A 747-400 has 171 miles (274 km) of wiring and 5 miles (8 km) of tubing. http://www.boeing.com/commercial/747family/pf/pf_facts.html what about their total weight?
A 747-400 has 171 miles (274 km) of wiring and 5 miles (8 km) of tubing. http://www.boeing.com/commercial/747family/pf/pf_facts.html what about their total weight?