Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 559H2-3566 found under Resistor Assembly by Kurz Instruments Inc. The National Stock Number assigned to this part is 5905005333086, 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 559H2-3566.