Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 4NE59 found under Switch Thermostatic by W W Grainger Inc. The National Stock Number assigned to this part is 5930015558074, 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 4NE59.