Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 51004 found under Snap Tube by Shaw Development Llc. The National Stock Number assigned to this part is 4710011316445, and the Federal Supply Class is 4710 Pipe Tube And Rigid Tubing. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 51004.