Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 311-00-500K found under Resistor Variable Nonwire Wound by Vamistor Weston. The National Stock Number assigned to this part is 5905001324367, 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 311-00-500K.