Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number CS3950-0012 found under Roller Vertical by Dla Aviation. The National Stock Number assigned to this part is 3950004771992, 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 CS3950-0012.