Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number B2T-A48SS found under Switch Pressure by Sew Eurodrive Gmbh And Co. The National Stock Number assigned to this part is 5930009040523, and the Federal Supply Class is 5930 Switches. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like B2T-A48SS.