Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 3017-42-211 found under Flight Management by Universal Avionics Systems Corp. The National Stock Number assigned to this part is 1680016793341, and the Federal Supply Class is 1680 Miscellaneous Aircraft Accessories And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 3017-42-211.