Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1820887-121 found under Resistor Fixed Film by North American Philips Corp. The National Stock Number assigned to this part is 5905003697307, 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 1820887-121.