Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number S530 found under Transformer And Bra by Columbus Mckinnon Corporation. The National Stock Number assigned to this part is 5950007325464, 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 S530.