Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number OM3509SF found under Microcircuit Hybrid by International Rectifier Corporation. The National Stock Number assigned to this part is 5962013619273, and the Federal Supply Class is 5962 Microcircuits Electronic. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like OM3509SF.