Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number B16-3545 found under Spring Arm Hinge by Atb Laurence Scott Ltd. The National Stock Number assigned to this part is 3950004822709, and the Federal Supply Class is 3950 Winches Hoists Cranes And Derricks. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like B16-3545.