Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1377-4263 found under Switch Rotary by Linde Llc. The National Stock Number assigned to this part is 5930009549914, 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 1377-4263.