Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number R342-49901F found under Resistor Fixed Wire Wound Induct by Illinois Tool Works Inc. The National Stock Number assigned to this part is 5905008306622, 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 R342-49901F.