Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number B40-1109 found under Condenser Coil Refrigeration by Raytheon Australia Pty Ltd. The National Stock Number assigned to this part is 4130015934313, and the Federal Supply Class is 4130 Refrigeration And Air Conditioning Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like B40-1109.