Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 60BT3406E083 found under Thermometer Self Indicating Bime by Tycos Instruments Inc. The National Stock Number assigned to this part is 6685011098769, 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 60BT3406E083.