Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 0123-1-2103 found under Resistor Variable Nonwire Wound by Usacecom Intelligence Electronic. The National Stock Number assigned to this part is 5905004337383, 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 0123-1-2103.