Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number F52SC320-524 found under Nut Plain Slotted Hexagon by Greer Stop Nut Inc. The National Stock Number assigned to this part is 5310001768109, and the Federal Supply Class is 5310 Nuts And Washers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like F52SC320-524.