Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 4485-1305 found under Bus Conductor by William Spencer. The National Stock Number assigned to this part is 6150006357168, and the Federal Supply Class is 6150 Miscellaneous Electric Power And Distribution Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 4485-1305.