Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 34B12-18A found under Panel Supervisory by Honeywell Aerospace. The National Stock Number assigned to this part is 6110007308143, and the Federal Supply Class is 6110 Electrical Control Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 34B12-18A.