Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number AR10-122HM found under Resistor Adjustable by Mepco Electra Inc. The National Stock Number assigned to this part is 5905000640259, 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 AR10-122HM.