Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 63C42303 found under Transformer Potential by Sacramento Air Logistics Center. The National Stock Number assigned to this part is 5950001103039, 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 63C42303.