Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number B4WFV219WZ1500 found under by Madigan Electronic Corp. The National Stock Number assigned to this part is 5905006884274, and the Federal Supply Class is 5905 Resistors. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like B4WFV219WZ1500.