Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number TC 152 208M 217M 4AN found under Switch Thermostatic by Nason Company The Inc. The National Stock Number assigned to this part is 5930011986143, 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 TC 152 208M 217M 4AN.