Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SKC-1006 ITEM X457 found under Nut Plain Hexagon by Coffin Turbo Pump Inc. The National Stock Number assigned to this part is 5310014152728, 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 SKC-1006 ITEM X457.