Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 221ARESIST0R1000-0HM found under Resistor Fixed Film by Lucent Technologies Inc. The National Stock Number assigned to this part is 5905002524003, 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 221ARESIST0R1000-0HM.