Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 427344-910 found under Switch Rotary by Lds Test And Measurement Llc. The National Stock Number assigned to this part is 5930008638736, 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 427344-910.