Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 72X56 found under Metallizing Outfit by Agilent Technologies. The National Stock Number assigned to this part is 3433009305728, and the Federal Supply Class is 3433 Gas Welding Heat Cutting And Metalizing Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 72X56.