Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number C4344-198 found under Thermostatxburner by Texas Instruments Incorporated. The National Stock Number assigned to this part is 2590009418678, and the Federal Supply Class is 2590 Miscellaneous Vehicular Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like C4344-198.