Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 617259001 FIND NO 24 found under Cooler Lubricating by Rolls Royce Marine North America. The National Stock Number assigned to this part is 2930016307068, and the Federal Supply Class is 2930 Engine Cooling System Components Nonaircraft. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 617259001 FIND NO 24.