Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number JSFM04B03P13P found under Bracket Double Angle by Emmett W Johnson Company Inc. The National Stock Number assigned to this part is 5342016660217, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like JSFM04B03P13P.