Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number C57-00089 found under Transformer Power by Parker Hannifin Ltd. The National Stock Number assigned to this part is 5950000053227, 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 C57-00089.