Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 20615L16-A29(L185MR found under Switch Thermostatic by Texas Instruments Incorporated. The National Stock Number assigned to this part is 5930011078879, 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 20615L16-A29(L185MR.