Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number BB39700 found under Pump Asy by Diamond Reo Truck Co. The National Stock Number assigned to this part is 2590007063712, and the Federal Supply Class is 2590 Miscellaneous Vehicular Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like BB39700.