Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number M05RK found under Resistor Variable Wire Wound Non by Mallory Timers Co. The National Stock Number assigned to this part is 5905001189966, 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 M05RK.