Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 2223574-1 found under Polarizing Key Elec by Honeywell Intl Inc. The National Stock Number assigned to this part is 5935004393920, and the Federal Supply Class is 5935 Connectors Electrical. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 2223574-1.