Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 389611 found under Parts Kit Centrifugal Pump by Simpson Lawrence Ltd Johnson And Evi. The National Stock Number assigned to this part is 4320010996031, and the Federal Supply Class is 4320 Power And Hand Pumps. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 389611.