JC Wings Boeing 767-400ER N76400 flaps down 1:200 Diecast Model1: 200 Diecast: Boeing 767 400ER N76400 "Leading the Way" Flaps Down (JC Wings LH2496A) N76400, MSN 29705 (Line Number 773), first flew on October 9, 1999, as the 767 400ER prototype. Boeing retained the aircraft through 2002 as its factory demonstrator, deploying it on a "Leading the Way" world tour that opened at the July 2000 Farnborough International Air Show with static display and flying demonstrations. In May 2002, N76400 was delivered to Delta