Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number RTD45W4-SS12-T3-5 found under Transmitter Temperature Electric by Conax Technologies Llc. The National Stock Number assigned to this part is 6685011245893, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like RTD45W4-SS12-T3-5.