Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number IF622-311 found under by Sebago Molders Llc. The National Stock Number assigned to this part is 5985012942301, and the Federal Supply Class is 5985 Antennas Waveguides And Related Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like IF622-311.