Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MW20-10B-2K found under Resistor Variable Wire Wound Nonprecision by E T I Systems Inc. The National Stock Number assigned to this part is 5905004009893, 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 MW20-10B-2K.