Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number P6042-137 found under Transformer Power by Projects Unlimited Inc. The National Stock Number assigned to this part is 5950009310754, 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 P6042-137.