Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number M5RS1 found under Transformer Power A by Technipower Llc. The National Stock Number assigned to this part is 5950009172410, 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 M5RS1.