Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number PD50290-500 found under Hoist Chain by Cs Controls Incorporated. The National Stock Number assigned to this part is 3950014447537, 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 PD50290-500.