Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number IC5181D100A6AA found under Contactor Magnetic by Ward Leonard Electric Company Inc. The National Stock Number assigned to this part is 6110011580495, and the Federal Supply Class is 6110 Electrical Control Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like IC5181D100A6AA.