Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number EC4-2090-51PB found under Coil by Telemecanique Inc. The National Stock Number assigned to this part is 5950011355365, and the Federal Supply Class is 5950 Coils And Transformers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like EC4-2090-51PB.