Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number L1B1SDDGX found under Rectifier Metallic by International Rectifier Corporation. The National Stock Number assigned to this part is 6130000456325, 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 L1B1SDDGX.