Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 163A4032 PIECE found under Tube Metallic by General Electric Inc. The National Stock Number assigned to this part is 4710012748241, 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 163A4032 PIECE.