Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 2GK51-NBL3 found under Switch Toggle by Carling Technologies Inc. The National Stock Number assigned to this part is 5930010690338, 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 2GK51-NBL3.