Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 388000 found under Bearing Thrust And Journal by Simpson Lawrence Ltd Johnson And Evi. The National Stock Number assigned to this part is 3120010949729, and the Federal Supply Class is 3120 Bearings Plain Unmounted. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 388000.