Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number WIL 131973 found under Sensor Throttle Position by Daimler Trucks North America Llc. The National Stock Number assigned to this part is 2990015753735, and the Federal Supply Class is 2990 Miscellaneous Engine Accessories Nonaircraft. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like WIL 131973.