Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number R3213 found under Resistor Fixed Wire Wound Noninductive by Krl Electronics Inc. The National Stock Number assigned to this part is 5905012738764, 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 R3213.