Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 376-74413 ITEM 149 found under Switch Thermostatic by York International Corporation. The National Stock Number assigned to this part is 5930013784136, 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 376-74413 ITEM 149.