Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 3673AS790-1 found under Adapter W50 Aircraf by Drs Training And Control Systems Llc. The National Stock Number assigned to this part is 1680015329506, and the Federal Supply Class is 1680 Miscellaneous Aircraft Accessories And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 3673AS790-1.