Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1871BF found under Switch Rotary by Pauluhn Electric Manufacturing Llp. The National Stock Number assigned to this part is 5930013030697, 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 1871BF.