Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number TN353X1A found under Transformer Power Autotransforme by Cole Parmer Instrument Co. The National Stock Number assigned to this part is 5950014136809, 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 TN353X1A.