Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MH20B-10-10K found under Resistor Variable Wire Wound Non by Eti Systems Inc. The National Stock Number assigned to this part is 5905015447270, 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 MH20B-10-10K.