Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number B 8 320 01 P 50E found under Resistor Thermal by Philips. The National Stock Number assigned to this part is 5905010341958, 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 B 8 320 01 P 50E.