Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 22A1181-3 found under Rectifier Metallic by Rectifier Engineering And Supply Co. The National Stock Number assigned to this part is 6130008364779, 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 22A1181-3.