Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 378003 found under Arm Choke by Evinrude Motors Product Group Of. The National Stock Number assigned to this part is 2910000019042, and the Federal Supply Class is 2910 Engine Fuel System Components Nonaircraft. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 378003.