Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1830278-1 found under Transformer Audio Frequency by Honeywell Aerospace. The National Stock Number assigned to this part is 5950002291433, 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 1830278-1.