Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 50-513519-3 found under Reactor by General Dynamics C4 Systems Inc. The National Stock Number assigned to this part is 5950012397780, 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 50-513519-3.