Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 34021912-001 found under Reactor by Honeywell Aerospace. The National Stock Number assigned to this part is 5950011110734, and the Federal Supply Class is 5950 Coils And Transformers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 34021912-001.