Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 400A1A-0K-F found under Digital Temperature Indicator by Emerson Electric Co. The National Stock Number assigned to this part is 6685011169249, 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 400A1A-0K-F.