Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 33003 found under Transformer Power A by Cooper Crouse Hinds Llc. The National Stock Number assigned to this part is 5950015236758, 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 33003.