Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number VACS-41S found under Antenna Group by Valcom Manufacturing Group Inc. The National Stock Number assigned to this part is 5985013838447, 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 VACS-41S.