Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 5C33-11 found under Control Power Suppl by Aero Systems Engineering Inc. The National Stock Number assigned to this part is 6130013289836, and the Federal Supply Class is 6130 Converters Electrical Non Rotating. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 5C33-11.