Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number W103PB6-W124 found under Switchpush by Blackhawk Management Corp. The National Stock Number assigned to this part is 5930016852185, 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 W103PB6-W124.