Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number B585B-00001 found under Parts Kit Rotary Pump by Kayaba Industry Co Ltd. The National Stock Number assigned to this part is 4320015152921, 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 B585B-00001.